I do not charge by the hour so if they are really bad on the first time cleaning I spray them down really well with Glass cleaner -let it sit for a minute then wash down with a wet rag and dry...

cream of tartar is amazing stuff and should be in the cleaning kit of all that are choosing to be Natural in the way they clean

Hello Jenny and welcome to GCA

you're the man! thanks alot

Thanks Julie and Brad, I will give the magic eraser a shot. We have been dusting/vacuuming first then laying some towels along base of window and generously spraying down and soaking. then using...