It all begins from early 1990s where Internet marketing has become an amazing development from simple text-based websites that offered product information into highly evolved and complete businesses promoting and selling their services on the Internet.
Nowadays, the Internet marketing industry has become a complicated and branchy science involving a great deal of theoretical knowledge in combination with applied techniques. As a science, it ranges from browser-side and server-side programming and coding on one end to marketing and economics on the other.
Internet marketing means the use of the Internet to advertise and sell goods and services. It includes Banner and Text Advertising, Email Marketing, Interactive Advertising, Affiliate Marketing and Search Engine Marketing (including Search Engine Optimization and Pay-Per-Click Advertising).