¡¡¡¡SEM is the abbreviation of Search Engine Marketing, it’s a new form of internet marketing. SEM is done by comprehensive and effective use of search engine for internet marketing and promotion.
¡¡¡¡Search engine marketing, is a form of Internet marketing that seeks to promote websites by increasing their visibility in search engine result pages (SERPs) through the use of search engine optimization, SEM pursue the highest cost-effective from the largest search engine traffic with minimal input and generate commercial value. Paid placement, contextual advertising, and paid inclusion. Usage of the term "search engine marketing" has been inconsistent. The trade association Search Engine Marketing Professional Organization (SEMPO) includes search engine optimization (SEO), and SEO is also included in the industry definitions of SEM by Forrester Research, eMarketer, Search Engine Watch, and industry expert .