fuzzyBIT search engine marketing (SEM) package is a service that helps manage an online advertising platform. Online advertising is a paid advertising service that is generally hosted by the market leader, Google. SEM is an important activity of marketing as it can be used for the purposes of branding as well as communicating promotions. The advertiser pays per ad click and is an extra cost charged by the advertising network. It's important to have a good marketing plan and to give the advertising budget the biggest bang for its buck.