In the District, six firms took turns winning tax liens on properties worth $540 million. The odds t
• http://www.washingtonpost.com/sf/investigative/201From 2005 to 2007, Berman’s companies dominated the bidding room, spending millions to buy the liens placed on properties when owners fall behind on their taxes. He was a big player at tax lien auctions in Maryland, too, where he was caught in 2007
