SEM (Search Engine Marketing) is the process of getting website traffic from search engines by buying ads.u003cbr/u003eu003cbr/u003eSEM was once used as a term to combine both SEO and paid search. Over time, the digital marketers have adopted the SEM term to refer to paid search.u003cbr/u003eu003cbr/u003ePPC (pay-per-click) is also a common term to describe SEM.