21-04-2017 9:42 AM
Put their ID on your blocked bidder list. Here's the link:
http://offer.ebay.co.uk/ws/eBayISAPI.dll?BidderBlockLogin
And use this link to put a general block on buyers with non-payment strikes, etc.:
http://offer.ebay.co.uk/ws/eBayISAPI.dll?BuyerBlockPreferences
Select options then tick "Apply above settings to active and future listings" at the bottom and then submit.