The County of Los Angeles sells properties for which property taxes have not been paid: 3 years or more for non-residential properties, and 5 or more years for residential properties. The auctions are open to the public, and take place once or twice a year. A large number of properties are typically made available - over 3,000 at the most recent Auction 2012A held in October 2012. This sums up both the challenge and the opportunity. There...