If you're not the world's greatest photographer, you've got a friend in iPhoto.

WHAT YOU NEED
Mac OS 10.3.4 or later
iPhoto 5 or later ($79, part of iLife, www.apple.com)
A photo that needs a little TLC

While iPhoto was once little more than a handy photo library, it has since evolved into a nifty image-editing tool. Here's how to tap iPhoto 5 or later's advanced image-editing tools to make mucked-up photos look better - without that artificial aftertaste that can sour retouched images.<