Unilever offers its Dove brand of body wash to several groups: one geared toward women, one for men, and one for babies. By taking the overall market and dividing it into smaller, similar groups, Unilever is engaged in .

the u.s. census bureau produces data on the population and economy nationwide. it can you to analyze the kind of people living in your neighborhood. it does not show you the market of people willing to buy your product or an existing market for your product. that will require more market research. the census bureau only gives you an insight to the demographics in your area.