What is a good system for paying off credit card debt.?

I have three credit cards, all maxed, and i want to start paying them off. Now i know it's not good for you credit score to close them when they are paid but im afraid im going to use them if i have a minor emergency. they all are different limits, if i need to use one for some reason, should i use the one with... show more I have three credit cards, all maxed, and i want to start paying them off. Now i know it's not good for you credit score to close them when they are paid but im afraid im going to use them if i have a minor emergency. they all are different limits, if i need to use one for some reason, should i use the one with the lowest interest or the one with the lowest limit?
13 answers 13