Search Enginer Marketer (SEM)
SEM is also referred as "Search Engine Marketer". SEM professionals usually market websites on search engines which is called as Search Engines Marketing. SEM professionals are mainly involved in paid placements, pay per click (PPC), paid inclusion of ads, analyze and measure performance, tweak ads keywords and management of advertisements. Small text ads, usually less than 100 words are displayed by search engines on their search engine result pages (SERPs) either on the top or side bar or at the bottom. Some SEM professionals also do search engine optimization for their companys' website or for their clients.
