The answer may seem obvious to you, but how would you explain it? Break it down as if you were talking to a client. Some of your clients may not have the knowledge to know why analyzing their target market will be so important to their future business. By saying, "Market analysis will benefit your ability to make sound decisions as you develop your product," you have already shared one way analysis is helpful. You could continue by listing how researching changing technologies and competitor activity are beneficial as well. Give a brief explanation and be sure to use terminology that is relevant to your audience.