BBB membership in Saint Louis, MO is around $795 per year.

When talking about internet service type businesses, there are many sites that gather information about a company, such as this site. Since the potential buyer is already internet savvy, at least to some degree, it makes the BBB irrelevant.

Keep in mind that the BBB had it's beginnings in the time before the internet and with regard to information about a company it's far behind the times.