A wise man once told me "life is what happens when you're busy making other plans." Or maybe that's just a popular saying? In any event, unforeseen situations can spring up at any moment, and sometimes they force you to reach for your credit card at the least opportune times. While it's impossible to predict emergency situations before they happen, at the very least you can arm yourself with knowledge of the pros and cons of using your credit card to charge your way out of life's little mishaps. Here's a run-down of a common sticky situation, and how credit cards can and cannot help.