The development of digital marketing, during the 1990s and 2000s, changed the way brands and businesses use technology for marketing. As digital platforms became increasingly incorporated into marketing plans and everyday life, and as people increasingly use digital devices instead of visiting physical shops, digital marketing campaigns have become prevalent, employing combinations of search engine optimization (SEO), search engine marketing (SEM), content marketing, influencer marketing, content automation, campaign marketing, data-driven marketing, e-commerce marketing, social media marketing, social media optimization, e-mail direct marketing, display advertising, e–books, and optical disks and games have become commonplace. Digital marketing extends to non-Internet channels that provide digital media, such as television, mobile phones (SMS and MMS), callback, and on-hold mobile ring tones. The extension to non-Internet channels differentiates digital marketing from online marketing.
Think of it this way: If you write intelligent and thought-provoking blog content on a weekly basis that in some way solves a problem, answers a question or simply entertains your target audience, you will become a go-to resource for those potential buyers. They will come back to your site time and time again because you are providing a free service to them, all the while building trust and establishing brand clout in a non-intrusive way.
By populating its YouTube channel with user-made video content, GoPro has encouraged an entire fanbase of outdoorspeople to take amazing footage of their adventures and post it online -- often with credit back to GoPro. This ongoing digital marketing campaign has championed the use of video to spread the word about the GoPro product line -- and a lot of the content is created by the customers themselves.