If you  pay for everything with your debit card, here's a list that might make you think twice.

#1.)  When You're Shopping at a Small Business.  (banks charge the store when you use a card . . . sometimes as much as 3% of your total purchase)

#2.)  When You're Leaving a Tip.  (sometimes the credit card tips don't get paid out to the servers until the end of the week)

#3.)  Anytime You Plan to Haggle. 

#4.)  When You're on a Budget.  (you spend less . . . because you BUY less)

#5.)  When You're Buying Something You Might Have to Return. 

Read more here from Time.