bumper repair

Hello everybody Unfortunately the missus decided to reverse my ampera out of the driveway as i had blocked it in. Since the ampera is virtually silent she didn't realize it was moving and went straight into the wall. From the damage i have been advised by a garage i require a new bumper, bumper...

I managed to reverse my 2015 Acenta into a low brick wall yesterday cracking the rear bumper in the process. Has anyone had such damage repaired or will it mean a replacement bumper? I've been told by my local bodyshop that if the bumper is made from PP then it can be repaired. If it's made from...