Rule #204: When the Grand Nagus arrives to offer you a business opportunity, it’s time to leave town until he’s gone.
Rule #258: A Ferengi is only as important as the amount of Latinum he carries in his pockets.
Rule #166: Never give away for free what can be sold.
Rule #78: There is a customer born every minute.
Rule #13: Anything worth doing is worth doing for money.