Parking control Pathetic methods

The Gautrain parking at Rhodelsfield requires customers to switch off their vehicles at the check point. This causes delays, and it pointless. I have been using the parking twice a day for 7 years. The security already knows me and my car, why this step. I complaint via e-mail and got a response that this is their way and I must just obey. Was shouted at by a security guard this morning again. Guards are deliberately slow in opening the way