Consumers who are thinking of opening one of these no-limit credit cards may want to think how deeply their scores will be affected.

We no longer advise consumers to close unused accounts, as these accounts raise the cumulative credit limit.

If your credit report shows that you had six or more inquiries in the last 12 months that you triggered, you are eight times more likely to go bankrupt than somebody without any inquiries.

Every time you open an account, you're dinging your credit rating a little bit.

This is the worst time to miss a bill. Pay down any large credit card or other large revolving accounts if you can, because high balances will hurt your credit rating. And avoid opening any other accounts before the loan you're pursuing is closed.

In some ways, they've added one more card to their playing hand.