If you’re the owner of a growing business, it’s likely that you’ve heard of search engine advertising, also known as Search Engine Marketing (SEM), or pay-per-click (PPC) advertising. PPC ads are those that appear at the top, and down the right side of Google search results pages. These ads cost the advertiser a defined cost each time someone clicks on a paid search result. Paid ads can range from 50 cents per click, up to several dollars per pick (the cost is variable, determined by complex formulas created by the search engine)...