(1) How many (a) rental units are currently being managed by the Govan Mbeki Housing Company (GMHC) on behalf of the Govan Mbeki Municipality in Mpumalanga and (b) where are these rental units located; (2) how many lease agreements are (a) in place and (b) outstanding with regard to the specified rental units; (3) what is the annual maintenance budget for the upkeep of the specified rental units; (4) what are the areas of concern that has been identified according to the most recent audit report for the GMHC?