There are many legitimate reasons to target ads demographically, e.g. I'm trying to sell certain hair care products to people of African descent, or any number

There are many legitimate reasons to target ads demographically, e.g. I'm trying to sell certain hair care products to people of African descent, or any number of feminine products to younger women, or Viagra to older men. Even in something like real estate it can be valid, e.g. advertising a condo in a retirement community to people over age 50.