Urban Agriculture Incentive Zone

A motion passed earlier this month calls for landowners to receive tax breaks for leasing vacant property for agriculture and farming.
Oct 23, 2014   The Los Angeles Times
The San Francisco Board of Supervisors is considering adopting an "Urban Agriculture Incentive Zone" policy to incentivize the development of urban gardens on empty lots (which actually do exist in San Francisco).
Jul 24, 2014   KPIX