Editor's note: This story was updated in 2011.
Timing is everything. To get the best deals, you've got to know when to shop.
There are some purchases that are difficult to time perfectly, such as stocks, airplane tickets and gas. But many other consumer staples -- from cars to electronics to produce -- go on sale predictably at certain times of the year, saving you a bundle if you plan your purchases accordingly.
Check out our slide shows of the best buys for every season. Or, you can read, download, and print the tips in text format here: