In 2006 his car was auctioned for charity, along with its personalized Nebraska plate reading "thrifty"
... charity on eBay from regular vendors committing a part 
of their sales to nonprofit groups and by charities selling items... [DOC] [TLE] Buffett's Autographed Cadillac Draws $122,500 in Charity Auction [PAR] Feb 20, 2015 ... ... news videos from Americans and global readers seeking the latest in current ... 
Warren Buffett's 2006 Cadillac DTS, with his autograph on the dash and his ... 
chief executive officer of Omaha, Nebraska-based Berkshire Hathaway ... for 
Buffett's Lincoln Town Car with a personalized Thrifty license plate.