Digital marketing campaigns are an integral part of modern business strategy. They allow companies to reach a large, targeted audience and drive engagement with their brand. In today's digital world, it is more important than ever for businesses to have a strong online presence and to be able to effectively communicate with their customers.

There are many examples of digital marketing campaigns that have had a significant impact on business goals, revenue, and behavior change. Here are some of the most notable:

1. The Swine Flu campaign, which was run by the UK government in 2009, was highly effective in raising awareness about the virus and providing accurate information to the public. By using social media and other online platforms, the government was able to reach a large audience and help prevent the spread of the disease.

2. The Knife Crime campaign, which was launched by the UK government in 2011, was designed to reduce the prevalence of knife crime in the country. The campaign used dramatic and emotional video to drive home the message that carrying a knife is never the answer. The campaign was successful in raising awareness about the dangers of knife crime and in changing behavior.

3. Samsung Extreme Unboxing - This campaign, which was launched by Samsung in 2015, was a creative and innovative way for the company to showcase its products. The campaign featured a series of videos in which celebrities "unboxed" their new Samsung products in extreme locations, such as on top of a mountain or in the middle of a desert. The videos became a huge hit and helped to increase brand awareness and sales for Samsung.

4. Oreo's Dunk in the Dark - This campaign, which was run by Oreo during the Super Bowl in 2013, is a great example of real-time marketing. When the lights went out in the stadium, Oreo tweeted a simple but effective message: "You can still dunk in the dark." The tweet, which was accompanied by a picture of an Oreo cookie being dunked into a glass of milk, went viral and became one of the most talked about ads of the night.

5. Coca Cola's Share a Coke - This campaign, which was launched by Coca Cola in 2013, was a creative way for the company to personalize its product and increase sales. The campaign featured bottles of Coke with personalized labels, such as "Share a Coke with Emily" or "Share a Coke with David." The campaign was a huge success and helped to increase sales for the company.

6. Burberry Kisses - This campaign, which ran in 2013, was a groundbreaking use of technology in the fashion industry. Burberry partnered with Google to create a virtual kissing booth, which allowed users to "kiss" their friends (via webcam) and share the experience on social media. The campaign was a huge success and helped to increase Burberry's social media presence.

7. Old Spice - Old Spice's "The Man Your Man Could Smell Like" campaign, which featured actor Isaiah Mustafa delivering humorous and over-the-top monologues, was a huge hit and helped to revitalize the brand. The campaign, which ran on TV and online, was praised for its creativity and humor.

8. Dove - Dove's "Real Beauty" campaign, which featured real women of all shapes and sizes, was a game changer in the beauty industry. The campaign, which sought to promote positive body image, was praised for its authenticity and message of empowerment.

9. Red Bull - Red Bull's "Stratos" campaign, which featured daredevil Felix Baumgartner jumping from the edge of space, was a highly successful viral marketing campaign. The campaign, which was viewed by millions of people online, helped to increase brand awareness and sales for Red Bull.

10. Nike's "Find Your Greatness" campaign - This campaign, which was launched by Nike in 2012, was a powerful and inspiring way for the company to showcase its brand. The campaign featured a series of short films that told the stories of ordinary people who were achieving greatness in their own unique way. The films, which were shared on social media and other online platforms, became a huge hit and helped to increase brand awareness and sales for Nike. The campaign was praised for its authenticity and for its ability to inspire and motivate people to pursue their own greatness.

These campaigns are excellent examples of the power of digital marketing. They demonstrate the importance of creativity and innovation in creating campaigns that are effective in achieving business goals, driving revenue, and changing behavior. By using a variety of online platforms and leveraging the latest technology, these campaigns have had a significant impact on their respective industries.