11.   Buyer beware.

12.   Buyers beware.

13.   Buyers should beware.

14.   Buyer beware?

15.   Buying through eBay and other online auctions can be rewarding, but buyers should beware.

16.   Buyers beware, though.

17.   Caveat emptor -- buyer beware.

18.   German investors stung by investment scams are learning the value of the precept caveat emptor, or let the buyer beware.

19.   In short, buyer beware.

20.   In the end, though, all on-line auctions are a world in which the buyer must beware, said Porter, the jilted PC bidder.