Use a bottle of Williams Waterless Wash and Wax . You wont use wax again on your car cut the time down by half, and you can use the poilish on all the car including glass but not on front screen ..rubber tyres trim , use it on every mortal part of your car....Secret in its succsess is to use micro fibre towels only. But wash the car to start with . the instructions say you can clean it diirty but i dont. You wont see any left over crud at the end ,,on any gap in the body, or chrome.