No, its the best way to do it, you will be suprised how many people dont have window cleaners.
We are building again just now, and we do two hours per night...two of us, and get ten each time we go out.
without weekends !
Also they come in blocks , so it will only be as scattered as you want it to be.
and when you clean them , more will come your way.
Snowball affect, once its rolling, it will simply get bigger
