What’s the worst marketing advice you ever received?

Some bad advice is legendary. Like, “Floor it! There’s never any cops out at this time of night.” Or “Go ahead—what’s the worst that can happen?” (Which always precedes something truly terrible.) But what about bad business advice? What’s the worst advice you’ve even received? Did you take it? (And spend considerable time trying to counter it?) Or did you ignore it? Here’s how …