Search engine marketing (SEM), is a form of Internet marketing that seeks to promote websites by increasing their visibility in search engine result pages through the use of, paid placement, contextual advertising, and paid inclusion.  SEM is utilizing various means of “marketing” a person’s website in order for it to become more relevant in regard to search engine searches and their page rank. SEM constitutes Ad words; which comprises pay per call, article submissions, advertising and making sure SEO has been done.