Search Engine Marketing(SEM)
Search Engine has two types of traffic, one is the oganic traffic also known as organic listing.This traffic comes free.
The second one is the Paid Search.This traffic comes by purchasing ads on search engines. Thats the reason it is referred as CPC (cost-per-click) marketing or Pay Per Click Marketing and it is very popular way to gain visibility and traffic.
So SEM is simply gaining traffic and visibility from the search engines through paid methods.
Search Engine Marketing is the process of gaining website traffic by purchasing ads on search engines.
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