Can your potential customers easily find you online? According to Forbes, 74 percent of internet users are performing local searches and 61 percent of those searches result in a purchase. Regardless of what business sector you are in, search engine marketing (SEM) plays a key role in getting new customers. In fact, 85 percent of retailers say that SEM is the "most effective customer acquisition tactic." While search engine optimization (SEO) is all about organically growing your web traffic, SEM involves paying to list your business in relevant search results. If your SEM strategy isn't effective, you're losing customers and money. You can reverse that trend by finding the right SEM partner to help you reap the benefits of SEM. Here are five questions to help you choose one that's right for your business.