33+ Best Digital Marketing Case Studies [2021 Update]

Looking for some inspiration for your digital marketing?

The best thing you can do is read up some real-life, practical digital marketing case studies.

But see, good case studies are few and far in-between…

...Which is why we compiled this mega-list of the BEST digital marketing case studies in 2021.

Whether you’re looking for SEO, Content Marketing, PPC, or whatever else, we included it in this guide.

So, let’s dive right into it.

Ready, set, go!

33+ Digital Marketing Case Studies [All Channels]

Looking for a specific digital marketing channel you want to read up on?

Feel free to skip ahead:

• SEO Case Studies
• Content Marketing Case Studies
• Facebook Ads Case Studies
• Google Ads Case Studies
• Influencer Marketing Case Studies
• Other Digital Marketing Case Studies

SEO Case Studies

1. Apollo Digital - 0 to 200K Monthly Organic Traffic

Results:

• 0 to 200,000 monthly organic traffic in 2 years.
• Ranked #1-3 for extremely high CPC keywords (20$ CPC+).

Case Study Summary:

Apollo Digital helped set up an SEO strategy for a client (business process management software) that brought in 200K+ monthly organic traffic in just 2 years.

1. Apollo Digital (that’s us!) completely revamped a SaaS company’s content strategy.
2. We pin-pointed issues with existing blog posts (mainly, keyword cannibalization), and proposed improvements
3. Did keyword research to identify and prioritize top keywords for the company.
4. Implemented content outlines to make sure the content that writers were writing was on-point for SEO.
5. Used superior content UX to make the blog extremely easy to read.

You can find the full SEO case study here.

2. Backlinko - 652% Organic Traffic Increase in 7 days

Results:

• Increased organic traffic to one of their webpages by 652% in 7 days.
• Ranking went from the middle of the second page on Google to #5.

Case Study Summary:

Backlinko implemented the Skyscraper Technique 2.0. Here’s what they did...

1. Created a mobile SEO checklist blog post which cracked the top 10 results for the target keyword, got a huge spike in traffic in its first week, but soon dropped to the middle of the second page.
2. Realized the post was getting buried because it didn’t satisfy user intent for that keyword.
3. Analyzed first page results to figure out user search intent for extremely competitive keywords (“mobile SEO”).
4. Changed blog post format from case study to an actual checklist to satisfy the intent, and optimized for user experience by making the text easier to read.

Check out the detailed steps for the Skyscraper Technique 2.0 here.

3. Ahrefs - Using the Skyscraper Technique to Obtain 15 Links With a 6.5% Success Rate

Results:

• Sent out 232 emails and obtained 15 backlinks, at a 6.5% success rate.
  

Case Study Summary:

Dale Cudmore tested the SEO skyscraper technique for his brand new site (an online cv builder).

1. Picked a topic that was very relevant to his niche. Since he was trying to build a resume builder, the topic was “how to write a resume.”
2. Followed the skyscraper technique and created even better content than what was ranking at the time.
3. Then, he reached out to people who had already linked to the specific content he was improving upon. Since they had already linked to a similar article, they were more likely to link to content that’s better.
4. Dale sent out 232 emails and obtained 15 links to his article. Though his rankings didn’t change significantly (extremely competitive niche), the technique proved to be a success for generating backlinks.

Want to learn more about the technique Dale used? Check out Backlinko’s write-up on the skyscraper technique here.

Looking to read the complete case study? Go here.

4. GotchSEO - Squeeze Page That Converts at 74.5%

Results:

• Set up a squeeze page that converted at 74.5%.

Case Study Summary:

Natchan Gotch set up a high-converting squeeze page that used a lot of trust signals to get the visitors to opt-in for the content.

1. Created a well-structured landing page & ran retargeting ads to it.
2. Presented his offer through a benefit-driven headline.
3. He used distinct trust signals (a recognizable logo, GDPR compliance, copyright notice) to mitigate any trust risks and maximize the chances of the prospect taking action.

You can check out the complete case study here.

5. Online Ownership - Winning in Local SEO for a Competitive Industry

Results:

• Ranked #1 for competitive taxi-related keywords ($1.38 CPC+) with local SEO.

Case Study Summary:

Online Ownership, an SEO agency, helped a taxi company dominate local search rankings.

1. Created in-city location guide on how to get to/from the local airports which has been viewed over 170,000 times by now. ..
2. Mentioned info on long-term airport parking companies, got them to share the content once it was live.
3. The company was at the end of one county, and the beginning of another, which hurt their location-based search queries when the county was specified. So he changed the local NAP (name, address, phone number), and corrected the PIN marker to correctly account for the business location.
4. The business started appearing within the local pack for almost all main search queries within the city.

Check out the full case study here.

6. Kaiserthesage - The Definitive Guide to Enterprise Link Building

Results:

• Drove almost 5 million organic visits in 2 years through authority content. Focused 80% of the campaign promotion on acquiring high-quality backlinks.

Case Study Summary:

Jason of Kaiserthesage wanted to create a process for generating high-quality backlinks. In this case study, he details his process outreach process:

1. Identified tactics they could effectively use for link acquisition campaigns (broken/resource link building and link reclamation).
2. Compiled list of high-authority brands that were likely to link back to them.
3. Conducted large-scale outreach campaigns, and followed up at least 3 times per prospect.
4. Tried out different content types for link building, including practical guides/tutorials, original research studies, case studies, infographics, and more.
5. Tracked results every step of the way, optimized relevant site pages (write for us, recommended list pages, etc.), and tested more outreach tactics.

You can find the full enterprise link building case study here.

7. Growth Machine - 0 to 150,000 Monthly Organic Visitors in 8 Months

Results:

• Generated 150,000 monthly organic visitors in 8 months for a brand new blog project.
• The site grew from a tiny blog to one of the most popular tea blogs on the internet.

Case Study Summary:

Nat Eliason (founder of Growth Machine), grew a tea blog to 150,000 monthly searches in order to use it as a case study for his agency.

1. Nat chose a topic area he knew a lot about (tea) and knew there was an audience for.
2. Researched keywords with the perfect mix of low difficulty and high volume and arranged everything in a spreadsheet.
3. Started publishing high quality content surrounding the topic at a rate of four blog posts per week, every week, for 8 months.
4. Used Reddit, Facebook groups, and Pinterest to promote the content and drive traffic. inked back to the new content from owned websites, and mentioned it in interviews and guest posts.

You can find the full case study here.

8. Robbie Richards - 6-Step SEO Process That Generated 150,732 Visits

Results:

• Increased organic traffic by 11,065% in just 6 months and generated 20,314 organic pageviews with a single post.
• Captured 2,335 emails.

Case Study Summary:

Robbie Richards details the 6-step SEO process he used to grow his client’s drone site:

1. Found a topic (drones) with solid monthly search volume and a lot of secondary keyword targets.
2. Created the best online guide on how to fly a quadcopter - more in-depth and high-quality than other articles at the time.
3. Optimized the blog post for on-page SEO, included plenty of external/internal links, improved page speed, and made the content more UX friendly.
4. Inserted a pop-up and lead-box to start generating subscribers from the blog post.
5. Promoted content on Quora and relevant online forums.
6. Set up social automation to share content automatically
7. Submitted content on to relevant scoop.it pages.
8. Used 4 different outreach strategies to build high-quality backlinks.

Check out the full case study here.

Content Marketing Case Studies

9. Apollo Digital - $25,000+ From A Single Blog Post

Results:

• Content piece went viral, generating $25,000 revenue in business from a single blog post.
• 20+ leads, and over 11,000+ in page views over the first month.

Case Study Summary:

Apollo Digital created and promoted epic content, which went viral and brought in over $25K in revenue (and growing).

1. Researched a topic that dealt with major pain points for SaaS founders.
2. Created a super in-depth 14,000+ words blog post full of actionable tips and tactics on SaaS marketing, all based on their unique perspective and experience.
3. Provided better content UX, used a ton of on-page visual elements, and a Smart Content Filter plugin to make the guide easier to digest.
4. Promoted on 12 different marketing channels, including Reddit, Hacker News, and Facebook groups
5. Ran ads on Quora, Facebook, Reddit, and Twitter.

Check out the full content marketing case study here.

10. Content Mavericks - This Content Distribution Strategy Got 87,591 Visits To One Blog Post

Results:

• Used a content distribution strategy to get 87,591 visits to one blog post in 60 days.

Case Study Summary:

Chris Von Wilpert of Content Mavericks created a giant article that completely breaks down HubSpot’s marketing strategy. In this case study, he talks about the content promotion strategy he used to get the article to go viral.

1. Created keystone content on HubSpot’s growth strategy.
2. Promoted it to his fans: inner circle, social circle, and outer circle.
3. Used free traffic multipliers: email, push notification, Facebook messenger, and outreach lists to distribute content.
4. Used paid traffic multipliers to manufacture virality. Reached thousands of new fans by running retargeting ads on Facebook, Twitter, Google, and Outbrain

Check out the full content distribution strategy case study here.

11. OptiMonk - How iSpionage Increased Blog Referral Traffic by 58% in 1 Month Using Onsite Retargeting

Results:

• Increased blog referral traffic by 58.09%.
• Achieved a 5.47% CTR for blog redirect popup.

Case Study Summary:

iSpionage was publishing new blog posts regularly, but their blog wasn’t redirecting a whole lot of referral traffic to their product page. Here’s what they did to fix that....

1. They used an OptiMonk exit-intent popup to entice users to check out their main homepage.
2. To redirect only interested visitors,the popup would only appear for readers who had spent a minimum of 10 seconds on the blog. And for better visitor experience, they set up the popup to appear a maximum number of 5 times per visitor, with at least 1 day between appearances.

Check out the full iSpionage case study by OptiMonk here.

12. SEO Travel UK - 11K Website Views in 2 Weeks From Infographic Marketing

Results:

• 11,304 website visits in 2 weeks.
• 245% increased in referral traffic compared to the same period of last year.
• More than 100 new high-quality domains linking to the site.

Case Study Summary:

During the peak Game of Thrones popularity, SEO Travel UK went viral by creating infographic based on the popular show.

1. Researched the best/most popular Game of Thrones content on the web to make sure that their project was worth pursuing.
2. Created an infographic of all the real-life locations where the TV show was filmed.
3. Reached out to people who had shared similar content in the past and asked if they’d like to feature the infographic as an exclusive.
4. Promoted infographic on GoT fandom and other ‘geek’ sites and forums.

Check out the full content marketing strategy used and the case study here.

13. YesOptimist - Scaled a Startup From 0 to 100K Visitors/Mo In About One Year

Results:

• Scaled College Raptor from 0 to 100K organic sessions per month in about one year.
• Generated 1M+ visitors to the website.

Case Study Summary:

YesOptimist used a content marketing strategy that combined evergreen, social/viral and link-earning content.

1. Used public data and visualcontent (infographics, maps, rankings, etc.) to score early wins and backlinks from high-quality domain websites.
2. Created a giant resource with rankings for overlooked colleges. Then, they reached out to the said colleges, and asked for a share. Overall, just this netted them around 250,000+ visitors in just one week.
3. Published 200+ articles over a few months to achieve explosive growth.

You can find the full case study here.

14. CanIRank - How Fieldwire Scaled Marketing Without Losing Their Focus on Product

Results:

• Achieved top 3 rankings for nearly all of their primary keywords in 6 months.
• The traffic (if they’d advertised on the keywords) would cost them more than $10,000 a year.

Case Study Summary:

CanIRank helped Fieldwire (web and mobile collaboration platform) boost their rankings for all primary keywords in their domain, beating out larger and more established companies.

1. Used CanIRank’s “Improve My Ranking” tool to identify high potential pages with keywords that were ranking, but too low to get much traffic.
2. Used data-driven on-page optimization for high potential pages.
3. Revised content strategy and identified additional content topics that offered a good balance of value and ranking difficulty.
4. Reached out to relevant media outlets and pitched founder interviews and other relevant stories.

You can see the full Fieldwire content marketing case study here.

15. BuzzSumo - How BuzzSumo Achieved $2.5m Annual Revenue in its First Year: Case Study in SaaS Growth

Results:

• Gained over 160K freemium subscribers and more than 2K paying customers in their first year.
• Gained 2.5M annual revenue total.

Case Study Summary:

In 2014, as the use of AdBlock was growing, businesses were starting to rely on content more than ever. Here’s how BuzzSumo capitalized on the content marketing frenzy.

1. Spent most of their budget on their content marketing tool, which generated more awareness, sharing, and advocacy than any marketing expenditures.
2. Gained the support of important influencers (Larry Kim, Rand Fishkin, Neil Patel, etc.).
3. Focused on making the product sticky and reducing churn rate.
4. Created unique content based on data, gave away everything they knew, and started growing steadily over the year.

See the full case study of how BuzzSumo achieved 2.5M in annual revenue here.

16. GrooveHQ - Behind the Scenes: How We’ve Built a $5M/Year Business in 3 Years With Content Marketing

Results:

• Achieved $5M/Year in annual recurring revenue and gained over 250,000 readers each month in over 3 years.

Case Study Summary:

GrooveHQ wanted to rebuild their content marketing strategy with a focus on their target market's challenges and goals. Here’s how they accomplished that:.

1. Redesigned their content marketing strategy to be more transparent and focus on their own business challenges and goals.
2. Asked new email subscribers about their business struggles, and answered those questions in the form of blog posts.
3. Reached out to influencers, and asked for their thoughts and feedback on blog posts (Instead of begging them for shares).
4. Ran A/B tests on narrative-based storytelling blog posts to see which ones performed better.

Find the full GrooveHQ $5M content marketing case study here.

17. Zest - Generate MQLs for 15x less? Yes, please. How Whatagraph crushed it

Results:

• Lowered Whatagraph’s cost per marketing qualified lead (MQL) by 15x - from $60 to just $4.
• Of all the users who signed up for a free trial as a result of the campaign, 9% were sales qualified leads (SQLs) that converted at a cost 4x less than Whatagraph’s usual paid advertising per-lead cost.

Case Study Summary:

Whatagraph wanted to promote their annual marketing report template to the right audience without breaking their budget. Here’s how they did this:

1. Whatagraph partnered with Zest to extend their web presence and promote their marketing annual report template.
2. Paid $400 for a content boost strategy to promote their template on the Zest Content Stream and in their newsletter.
3. The campaign started just before Christmas and continued through January 23, 2020, which lowered Whatagraph’s cost per MQL by 15x.

Facebook Ads Case Studies

18. AdEspresso - Facebook Ads Case Study: The Million Dollar Indiegogo Campaign

Results:

• Secured pre-orders from over 76 countries, with over 2,000 backers on Indiegogo.
• Achieved over $900K in funding.

Case Study Summary:

BionicGym wanted to promote their Indiegogo page for an increase in sales and site visits. Here’s how they did this:

1. Set up one campaign per country ads and set the objective to ‘Conversions’.
2. Split-tested up to 252 ads and used the auto-optimization feature to relocate funding across the different ads, depending on how they performed.
3. Set up retargeting campaigns and split test to everyone who visited the Indiegogo page and watched the Facebook video ad.
4. Created lookalike audiences for the best-performing audiences.
5. Reached a 9x ROI for some of the campaigns.

Check out the full Facebook Ads million-dollar Indiegogo campaign case study here.

19. Andrew Hubbard - $36,449 In Revenue From a $4,159 Ad Spend

Results:

• Generated $36,449 in revenue from $4,159 ad spend,
• Gained 769 new email subscribers and 128 new Facebook page likes.

Case Study Summary:

Andrew Hubbard helped the client (Navid Moazzez) advertise his flagship course through Facebook ads.

1. Ran ads a week before the course opened to get email newsletter opt-ins.
2. Targeted warm traffic (Facebook fans, email list) first to an opt-in page.
3. Ran ads for cold traffic, directing them to an un-gated (no-opt in) blog post. Once people had read the blog post, they were retargeted with ads promoting a relevant lead magnet.
4. Created ads focusing on urgency and scarcity when bonus packages were starting to expire.

You can see the full Facebook Ads case study here.

19. Sugatan - Step-by-step Ecommerce Scaling from 50k/Mo to 520k/Mo with Facebook Ads

Results:

• $520K+ in monthly sales with 3.79x ROAS through the funnel.
• 2.35x ROAS at top-of-funnel, spending $100k+/monthly.

Case Study Summary:

Sugatan (eCommerce growth-hacking agency) scaled their client using Facebook Ads and by testing different kinds of creatives. Here’s what, exactly, they did:

1. Installed HotJar on the client’s eCommerce site to get insights on how customers behaved. Tested different video creative types, different ad ratio sizes, copy, thumbnails, and buttons to see what converted best.
2. Killed off smaller ad-sets with the same audiences to prepare for scaling. Increased budget 20-30% twice per day for 2-3 days.
3. Increased budget 1 month before Christmas and Black Friday sales, and launched a Facebook Messenger & email collection campaign 1 week before the sale started. Created VIP discounts for people who gave them their email addresses or subscribed to their messenger list.
4. Starting running ads for the whole week before Black Friday - giving 10% off to everyone tracked via Facebook Pixel and 20% for VIP sales which were on for 24h.

Check out the full agency eCommerce business Facebook ad case study here.

20. Mark Brinker - How I Improved My Facebook Advertising By 400% In Just 4 Weeks

Results:

• Decreased cost per subscriber from $11.43 to $2.40 (79% reduction) in 4 weeks.
• Increased number of weekly subscribers from 10 to 51 (400% increase).

Case Study Summary:

Mark Brinker (consultant) increased his weekly subscribers at a cheaper cost through Facebook Ads by promoting his e-book.

1. Tested 6 different ad headlines and 3 ad images.
2. Let all the 18 variations of the ads run for 1 week, and then eliminated the ones that were performing poorly.
3. Deleted 3 more ads with headlines that were not resonating with the audience after that week.
4. Found the winning combination by end of week 4 and continued running that ad.

You can see the full Facebook advertising case study here.

21. Leadpages - From 4% to 40% conversion

Results:

• Conversion rate shot up from 4% to 40% - a 10x increase from similar campaigns in the past.

Case Study Summary:

Jenny Berk used Leadpage’s ad builder to promote her coaching services and optimize her micro funnel.

1. Queued up $50 budget, created a custom audience from her email database (.CSV file), and layered a lookalike audience on top of that.
2. Sent traffic to a targeted landing page, and created consistent ad copy and images throughout the whole funnel.
3. Ran Facebook Ads for her warm leads and lookalike audiences, based on her email subscribers.

Check out Jenny’s full Facebook ads case study here.

22. Brian Downard - $194 in Facebook Ads into $100K in Sales

Results:

• Generated $106,496 in patio furniture sales from $194 in Facebook ads.

Case Study Summary:

Brian Downard helped high-end patio furniture store client drive more sales and bring in more people into their local store;

1. Built a warm audience using the content the furniture store had been previously sharing (blog posts, eBooks, infographics, guides, and more).
2. Incentivized people to go visit the showroom in person by offering a 50% discount in the ads.
3. Redirected people to a landing page from the ad, which showed a variety of products to appeal to different target audiences.
4. Included a clear CTA for them to get in touch with the sales team.

You can find the full Facebook ad case study here.

23. Reinis Fischer - Spending $4 Per Day On Facebook Ads - Case Study

Results:

• Top ads gathered 1,000+ likes and shares for a budget of $8.
• Gained 50-200+ clicks per day back to the website and acquired 600+ new followers on Facebook.

Case Study Summary:

Reinis Fischer grew his Facebook page about his tourism services through Facebook Ad campaigns promoting his article:

1. Targeted other countries for his blog articles about tourism activities in Georgia to build brand recognition and grow his Facebook page.
2. Spent $4 per day on Facebook ads and promoted only the best possible articles related to his audience.
3. Promoted 1 article for 2 days with an 8$ budget for 30 days.
4. Once each campaign was over, manually invited everyone who liked the posts to follow the Facebook page as well.

Check out the full spending $4 per day on Facebook ads case study here.

Google Ads Case Studies

22. Paid Insights - AdWords Case Study: How $520 Turned Into $6,120

Results:

• Spent $520 and acquired 6 new clients for local mental health counselors.
• Gained $6,120 in revenue over 3 months.

Case Study Summary:

Ross Kaplan of Paid Insights helped mental health counselor client gain new clients by running a local AdWords campaign:

1. Built a new website for the client & optimized it for conversions.
2. Used modified broad match keywords so that people would still get the ad even if they searched for it in a different order.
3. Targeted only local zip codes surrounding the client’s office so the drive time for her customers would be under 10 minutes

Check out the full AdWords case study here.

23. Daisy-ree Quaker - PPC Case Study: How We Cut AdWords Costs by 67% With a Simple Tweak

Results:

• Costs dropped by $10,000 while conversions remained the same.
• The cost per conversion dropped from $87 to $16.
• Impressions dropped by 72% while CTR went up 103%.
• The conversion rate rose from 6% to 18%.

Case Study Summary:

Daisy (online marketer) helped her SaaS client rethink their ad bidding strategy.

1. SaaS company client wanted to cut back on ad spend because constantly bidding for first place was becoming too expensive.
2. Realized most web users are trained to scroll past ads and decided to start bidding on 3rd position on Google as a test.
3. Saw campaign results start increasing over the course of 3 months. Lowering AdWords rank helped get more views on their ads, and widened the pool of people that could see the ads because of a closer association with natural listings.

You can find the full PPC case study here.

24. Exposure Ninja - How We Increased PPC Leads by 325% in 60 Days for a Dental Clinic

Results:

• Increased conversions by 252.94% (from 17 to 60).
• Decreased cost per conversion from £154.28 to just £34.37.

Case Study Summary:

Exposure Ninja helped a dental clinic, based in a competitive area for PPC ads, generate more customers.

1. Installed Hotjar to understand where users were dropping off on the landing page and which areas were acting as conversion blockers. Found that visitors weren’t able to find the information they needed about the client's top service.
2. Created a new landing page focusing on their priority, high-profit services.
3. Because the client was running a Google Ads campaign before, they could use historical data to experiment with advanced bidding strategies.
4. Introduced the new landing pages and tweaked the campaigns to maximize the client’s budget.

You can find the full increased dental PPC leads case study here.

25. ColaDigital - How We Increased Sales by 30% in 30-days Using Optimized Google Ads For a Local Business

Results:

• Increased year over year sales for local business by 30% in 30-days

Case Study Summary:

ColaDigital helped a client set up their Google Ads account campaign from the ground up after they had an unpleasant experience with another agency.

1. Created unique ad groups and ads for the client's most profitable keywords.
2. Set up a hyper-targeted campaign using 1 unique ad group and 3 different match types for each ad group keyword.
3. Set up negative keywords and turned on audience demographics in Google Analytics

You can find the full google ads local business case study here.

26. BoxCrush - AdWords Success Story

Results:

Helped an industrial client who had a lot of impressions but very little clicks:

• Increase CTR from 2.41% to 3.89%
• Decrease CPC from $2.24 to $2.17 in 1 month.

Case Study Summary:

BoxCrush helped an industrial client improve their AdWords campaign when their click-through rate had fallen.

1. Rebuilt customer’s AdWords account from the ground up, splitting it into meaningful campaigns that targeted specific demographics.
2. Built Ad Groups within each campaign and created ads targeting audiences with each group.
3. Once they saw an increase in performance, they expanded the client’s campaign from three Ad groups to six.
4. Made the ads relate more to specific keywords, which caused the clickthrough rate to increase.
5. Refined and re-optimized the process over time, causing the results to grow even further after the 1st month.

Check out the full AdWords case study here.

Influencer Marketing Case Studies

27. Sumo - How Noah Kagan Grew A Website To 10K Visitors In A Month

Results:

• Grew website from 0 to 10K visitors in a month.
• Grew email list from 173 to 2,322 in 3 days.

Case Study Summary:

Noah Kagan took on an apprentice (Julien Marion) and helped him grow his brand new blog about sleep from scratch, with no prior connections or budget.

1. Created a simple landing page to capture emails before the site was live.
2. Set realistic and SMART traffic goals of 10,000 visitors in 30 days.
3. Created a quant-based marketing approach strategy to build the plan, thus working backward from the 10K visitors goal.
4. Reached out to relevant companies to participate in a viral giveaway that he would then promote to the site’s audience through their newsletter.
5. Reached out to niche influencers for interviews to drive referral traffic.
6. Tracked daily results and goals to stay accountable.

See the full marketing plan and the whole growing website case study here.

28. HubSpot - How PureVPN Increased Website Traffic by 289% Through Storytelling

Results:

• Gained a 289% increase in new visitors’ traffic site year over year.
• Helped raise awareness on cyberstalking and attracted people who wanted to add to the conversation.

Case Study Summary:

PureVPN wanted to tell the stories of cyberstalking victims and raise awareness on the subject. Here's how they did it:

1. Designed a buyer’s journey centered around raising awareness on cyberstalking and its effects on society.
2. Researched reading habits of their buyer persona, used keyword research tools for idea generation, and searched for topics on Quora based on questions real people were asking.Gathered statistical data of past and recent cyberstalking incidents. Identified and reached out to influencers who were associated with cyberstalking awareness campaigns and victims or people who could tell their stories.
3. Interviewed influencers and turned the interviews into blog posts. Experienced a significant spike in website traffic through influencers sharing the content.

See how PureVPN increased website traffic through storytelling and influencer marketing tactics here.

29. Beeketing - How Gymshark Grew by 200%+ Year On Year and Hit £41M in Sales

Results:

• Grew by 200% year on year and hit £41M in sales in nearly 7 years.
• Achieved a cult-like following.

Case Study Summary:

Ben Francis (founder of GymShark) disrupted the gym apparels market using social media and influencer marketing.

1. Only selected specific influencers with strong Instagram engagement and following to gain credibility.
2. Sponsored various fitness Instagrammers, YouTubers, and bloggers and organized meet-ups.
3. Partnered with fitness and lifestyle influencers on TikTok.
4. Announced the "66 Days" fitness challenge on their site and other social media platforms to drive user-generated content.
5. Built long-lasting relationships with fans on Instagram, Facebook, Twitter, Pinterest, Spotify, and other social media channels.

Check out the full Gymshark influencer growth story here.

Other Digital Marketing Case Studies

30. Leadfeeder - How ConvertKit Grew from $98k to $625k MRR by Doing 150 Webinars in 1 Year

Results:

• Grew monthly revenue from $98K to $625K in 12 months.
• Hosted more than 150 webinars in the first year, saw a 637% growth in monthly revenue.

Case Study Summary:

Founders of ConvertKit (email marketing platform) wanted to grow their brand and generate revenue with a low budget. They decided to focus on webinars.

1. Focused on one marketing strategy (webinars) that didn’t require a lot of money and they could use to build a community around a relatively new product.
2. Maintained a wide-open affiliate program and started doing webinars with any affiliate partner, no matter how small their audience was.
3. Gave away tons of free information in 20-30 webinars per month, while asking for nothing in return.
4. Maintained a narrow target audience (blogging community), and kept the technology simple (minimal tech issues).

You can find the full webinar marketing case study by ConvertKit here.

31. Buffer - The Simple Facebook Posting Strategy That Helped us 3x Our Reach and Engagement

Results:

• Tripled reach from 44,000 to 150,000+ people per week on Facebook.
• Increased average daily engagement from ~500 to 1,000+.
• Posts started reaching between 5,000-20,000 people

Case Study Summary:

Buffer noticed their Facebook reach and engagement were decreasing for their posts over time. Here's what they did:

1. Noticed that the more they posted on Facebook, the less reach they received with each post.
2. Started posting only entertaining and educational content.
3. Posted only once or twice on Facebook and curated content to increase engagement.
4. Created a few brand awareness and engagement-focused posts to build an active Facebook audience.
5. Boosted posts that were already performing well to amplify the reach.

You can find Buffer’s complete Facebook posting strategy here.

32. SEMRush - Raise Your Game: A Step-By-Step Guide To Gamification Marketing

Results:

• More than 9,300 users took part in their game.
• Received 8+ million impressions on Twitter.

Case Study Summary:

SEMRush wanted to educate their users on their different product features and stand out while doing so. For this, they used gamification marketing..

1. Customers were finding it hard to stay up to date with all the novelties the SEMRush tool offered. SEMRush wanted to increase their awareness of their platform’s wide functionality and increase the number of tools people used.
2. Aligned campaign with a global event (Easter).
3. Made it so that the Egg Hunt game looked good and felt satisfying from a gamification perspective. Those who found all 15 eggs were awarded a list of the 10,000 most searched keywords for 10 countries.
4. Created a special hashtag for Twitter (#semrushegghunt), which picked up and went viral, and made sure the customer support and social media teams were ready in case users needed any help.

Check out the full step-by-step guide to gamification marketing case study here.

33. Hootsuite - How the British Museum Increased Social Media Engagement by 126%

Results:

• Gained 2M+ new followers on Twitter, Facebook, and Instagram.
• Gained 126% more tweet responses, increasing customer engagement.
• Over 1,300 tweets tagged and analyzed to uncover actionable insights.

Case Study Summary:

The British Museum turned to Hootsuite to set up a better social media campaign strategy and engage more frequently and more effectively with its audience.

1. Set a three key goal strategy to increase online reach and engagement, deliver digital-first customer service, and identify opportunities for income and revenue generation.
2. Identified opportunities to develop channel-specific content to make the best of each social media channel.
3. Used Hootsuite to adapt to the new social media strategy and to track and analyze results.

See the full British Museum social media case study here.

34. Saashacker - 19 SaaS Marketing Strategies That Bootstrapped Ahrefs To $40m ARR

Results:

• Grew from 15 to 50 employees and over $40M in annual recurring revenue while being 100% bootstrapped.

Case Study Summary:

Ahrefs used a mix of different SaaS marketing strategies to grow their brand.

1. Rejected conventional SaaS marketing wisdom, focused on product quality driving word of mouth marketing and boosted their exposure at the world’s biggest SEO event. Went semi-viral on Twitter by adding nerdy SEO data to the coffee cups at the conference and giving them away to attendees..
2. Produced a lot of content on how their SEO tool solved specific problems and used blog posts as ads.
3. Created and gave away courses on blogging for businesses for free, used word of mouth marketing to promote it, and pushed employee images to the front to gain readers’ trust.
4. Did 20 podcasts in 4 months, posted content a lot on Reddit, YouTube, their own blog, and other channels.
5. ...And a LOT more.

See the full case study here.

Conclusion

And that’s a wrap!

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We hope the above case studies were helpful and you can use them as inspiration to drive amazing results.

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