A cost-effective method of getting high relevant leads for your company is through search engine marketing (SEM). Contextual targeting, which enables you to target audiences based on their interest, location, demographics, time, and other factors is the finest feature of SEM. The CPC (Cost-per-click) ad model support SEM campaigns. Only when a user clicks on your ad, you have to pay. In addition, it begins right away unlike SEO, and you will start seeing results as soon as the campaign is launched. Therefore, a search engine marketing course has high value for new startups as well as for old businesses who want to reach a relevant audience and grow their business.