I love using my debit/credit card as much as the next person. It's just convenient! Who want's to carry around a wad of cash when all you have to do is swipe your card!
This might make you rethink how "loose" you are with your card!
1. Rental/ Security Deposits
You mean when we rent a car? Yes, When we use a Debit Card the company actually takes that money out until we return the vehicle.