as mike luery shows us, some tenants have been getting free rent for years. >>> reporter: this steel company sits on nearly 500 acres of land in pittsburg, california owned by california taxpayers. the state rented it to to [ indiscernible ] for $235,000 a year until the lease expired in 1994. but after that, the state lands commission, which is supposed to collect the rent, failed to do so for 12 years and the company stayed there on state property at no charge. >> for 12 years without collecting rent on a lease that expired some people would say you guys weren't doing your job. >> i understand that. but again, this was a particularly difficult situation. the lease negotiations very tough. >> reporter: the state lands commission eventually collected just $67,000 in back rents. less than 3% of the money owed. and on this land, owned by taxpayers in martinez, the state lands commission failed to collect rents from an oil pipeline company for six years. instead of collecting $1.4 million in rent, the state lands commission settled the case for just more than a half million dollars, rou