a highest bidder on a item I have listed has asked to retract his bid can that be done?

[robbonham]

how can I as a seller remove a bid or how can the bidder remove his bid?

[reallynicestamps]

Seller Cancellation

http://offer.ebay.ca/ws/eBayISAPI.dll?CancelBidShow

Most sellers will also add these buyers to their Blocked Bidder List.

Bidder Cancellation

http://offer.ebay.ca/ws/eBayISAPI.dll?RetractBidShow

The retraction shows on the bidder's feedback page.

Most sellers will also add these buyers to their Blocked Bidder List.

The Site Map at the bottom of this page has many useful links. Automatic Blocks for Unpaid Items is one every seller should use.