OK well everyone knows about the phishing scams that you get in spam making people put in their ebay details and stuff.
A lot of people are getting more savvy about this and checking where the urls in emails point before clicking on them. now it would seem that even links pointing at ebay can be fakes... take a look at this:
http://www.theregister.co.uk/2005/02/28/ebay_phishing_backdoor/So in essence, don't trust any emails about ebay unless they are about items you actually bid on or are watching. If it seems at all generic it might not be safe! those fiends...