100 best money moves
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"If I pay in cash, can you do better on the price?"
New federal rules that took effect last fall make it legal for merchants to give discounts to people who slap down actual greenbacks. By doing so, you're saving the merchant a credit card fee of as much as 3.5% -- so try to negotiate close to that amount off your purchase price.
NEXT: Move 56: Use social media to find deals
Last updated April 28 2011: 11:32 AM ET