Marketing, but not just marketing. I want marketing that demonstrates direct returns and validity through empirical testing. Most marketing people and compani

Marketing, but not just marketing. I want marketing that demonstrates direct returns and validity through empirical testing. Most marketing people and companies I've seen will happily take your money all day for no demonstrated return at all, and it's incumbent on you to hold them to account. Holding them to account is the expensive part, not doing the marketing.