Here's where the final lesson of composition comes in: continuity. Continuity is the process of combining shots into a sequence so that they appear to have happened at the same time and place. A key part of continuity is making sure any ancillary objects in the scene — for example, a cup of water on a desk — stay in the same place (and have the same amount of water) throughout all of the shots.
Search engine marketing - Search engine marketing (SEM) is a form of Internet marketing that involves the promotion of websites by increasing their visibility in search engine results pages (SERPs) primarily through paid advertising. SEM may incorporate Search engine optimization, which adjusts or rewrites website content and site architecture to achieve a higher ranking in search engine results pages to enhance pay per click (PPC) listings.