Merlin JustDeals

From PC TechZone:

It will automatically search eBay for only buy-it-now auctions.You can create very detailed searches using criteria such as boolean statements, price range, and specific category search. You can't even do a specific category search on eBay's advanced search page.A powerful tab-system lets you easily organize similar keywords into the same group.So JustDeals is searching for all your keywords at the interval you select, once it finds some results of interest it has many ways of letting you know.A Desktop Alert can be used, which a small transparent window in the corner of the screen that briefly appears over the top whatever application you're currently in, for minimum distraction.You can have an email sent to yourself, so you'll be alerted even if you're using the internet somewhere else.A text message can be sent to your cellular phone, so you'll know about new auctions no matter where you are.You can even have JustDeals automatically place a bid for you.