If you don't really know your target market, your keyword research, content and overall online marketing strategy will fall short of your expectations. So research your customers' demographics (i.e. age, gender, socioeconomic status, etc.) and know where they spend their time online to optimize both your marketing and SEO efforts.
Weigh in: What kind of research do you conduct to get to know your customers?
westerntradealliance.com
renobartercompany.com
renobarterbank.com
renobarterservices.com
bumbledeal.com