I heard that having window cleaning can affect the value of your property by a large amount. I even heard that how the roof looks does not affect the value half as much as a nice window cleaning can. The nice, clean glass must just bring a whole clean look to the place. Customers even buy more after a window washing according to the stats I read. This all came from a sales promoting company which I do not yet know whether I should trust. They seemed like they were a very creative and hard-working company but I just do not know if I should believe that. The appearance can affect the value of a place, no doubt, but I don’t know if some of the other stats I heard were true. I am thinking about having a window washing done some time, though, even if it won’t affect things all that much. The windows have been looking really grimy since all the snow melted in the spring and I don’t know if that has to do with evaporation or something but I want to get them cleaned. It probably won’t cost that much. Also, I heard that they wash your sidewalks for free when you get a window washing .