I have never polished or hand washed it myself. It has only been washed so far during the odd BMW service plus no more than 4 times by the petrol station automated brush wash.
Will update you with some new pics by next weekend and you will see that its colour is still as new.
A forum community dedicated to all 1 and 2 series BMW owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more!