eBay.com is running a "Sell to the World" Buy-It-Now auction promotion on Tuesday, and eBay UK is running a free listing day promotion for vehicles.

eBay will give sellers a free "Buy It Now" upgrade when they specify they ship internationally while listing an auction-style listing. The promotion applies to auction-style listings on eBay.com and the non-vehicles categories on eBay Motors on Tuesday. The promotion does not apply to fixed price listings, see Website for details and restrictions. All other fees apply.
http://www2.ebay.com:80/aw/marketing.shtml#2004-11-22164503

eBay is also holding a free-listing day promotion for car sellers in the UK on Thursday, November 25. Sellers must list vehicles in Pounds Sterling on eBay.co.uk and will save the usual 6-pound listing fee. See Web site for details and restrictions, only certain automotive categories apply.
http://www2.ebay.com:80/aw/marketing-uk.shtml#2004-11-22092224