Market research articles often focus on very specific customer types. "Suppose you're a restaurant serving mid-to-high-end Italian food," a post might begin, or else, "imagine you just built an iOS game for boys 7-12 years old." The reality, however, is that many of today's new businesses must serve multiple customer segments, and each customer segment requires new market research. Let's take a look at a few of the more common customer segment splits and discuss strategies for researching each separate market.