Chain with house-brand bath & body products in a variety of scents, plus makeup, fragrances & more.Pick your clientele. Review factors, such as age group, skin undertones, ethnicity, trends and color choices. Cosmetic lines might be made specifically for certain ethnic groups, such as the Queen Collection from Cover Girl or Iman. Research wage information for your demographic and their buying habits. Ask friends and family members about their cosmetic choices or go to the mall and watch which cosmetics are being bought.