Tip of the Day: Resist the urge to buy a Cool Surge portable air cooler

If you live in a warmer part of the country, you might have already started seeing ads for the Cool Surge portable air cooler. Those of you in areas where the weather hasn't yet heated up, don't sweat it. The marketing campaign for the Cool Surge evaporative cooler—that "work of engineering genius from the China coast"—is sure to kick off soon.

As appealing as the Cool Surge portable air cooler might seem, you're better off using an effective air conditioner or even a fan. Read our review of the Cool Surge to find out why this appliance isn't worth your investment—$298 for a new model or $148 for a scratched/dented model, shipping not included.

Essential information: If you're in the market for a new air conditioner, use our sizing calculator and A/C buyer's guide for the cash for appliances rebate program. Also, see our ratings of room air conditioners, information on portable units and split-ductless systems, and brand-repair history for central-air-conditioning systems (all available to subscribers). And learn how to stay cool for less this summer.