Published: Nov 29, 2010 2:37 PM EST
Updated: Nov 29, 2010 11:37 AM EST

FORT MYERS, Fla.-We have some tips from e-coupon dot com for shopping this Cyber Monday. First, look for a price match guarantee. Stores like best buy dot com offer a price match guarantee during the exchange or return period. That means you'll get a refund for the difference.

Second, if you're planning on shopping later today, pay attention to expiration times. For example, Dell computers operates in central standard time, Apple in pacific standard time. Offers may expire at 11:59 eastern or 11:59 pacific. Just look for that detail.

Also, the hottest deals tend to sell out fast.'s Cyber Monday lightning deals last for under an hour. Quantity limits are a good indication of a hot deal. And some quick tips to stay safe: only shop from a secured browser, avoid unsecured wifi hot spots like a café and remember retailers will not contact you for personal information like your social security number.