But Costco is a bit radical. I recall several times in the past decade+ reading on Forbes or Bloomberg about their 'less-than favorable'(according to Wall Street) employee compensation practices. This is a big reason why I shop there, my money is my vote.

*I have tried tipping the guys in the garage for tire services & have yet to get anyone to accept, they tell me they are paid well enough and it's against policy, etc... they say that even out at the smoking area, away from the cameras, too.