Digital marketing is an umbrella term for the targeted, measurable, and interactive marketing of products or services using digital technologies to reach consumers. The key objective is to promote brands through various forms of digital media. It is embodied by an extensive selection of service, product and brand marketing tactics, which mainly use the Internet as a core promotional medium, in addition to mobile and traditional TV and radio.
Digital marketing includes Internet marketing techniques, such as search engine optimization (SEO), search engine marketing (SEM) and link building. It also extends to non-Internet channels that provide digital media, such as mobile phones (both SMS and MMS), callback and on-hold mobile ring tones, social media marketing, display advertising, e-books, optical disks and games, and any other form of digital media