Digital marketing is an umbrella term for the marketing of products or services using digital technologies, mainly on the internet, but also including mobile phones, display advertising, and any other digital medium.
Since it’s inception in the 1990s, digital marketing has changed the way brands and businesses have embraced technology, leveraging digital marketing to get their message out. Not only has digital marketing become the norm, it has become highly efficient.
Digital marketing includes, but not limited to, search engine optimization (SEO), search engine marketing (SEM), content marketing, influencer marketing, content automation, e-commerce marketing, social media marketing, social media optimization, e-mail direct marketing, display advertising, e–books, and more. It is not limited to internet marketing extending to non-Internet channels that provide digital media, such as mobile phones (SMS and MMS), callback and on-hold mobile ring tones. [information courtesy of Wikipedia]