[keyser soze]

doing a builders clean today... cleaned the outside. then went inside and was on the last window and noticed a mark on the window on the outside. so got the  pole out sprayed a bit of tfr on and started to clean the window and a woman passed and said oh would you clean my windows, my cleaner only uses water and you use soap lol.

[John pearce]

Ive been wfp ing for two years now, and bored telling poeple how pure water works on windows.   

[richard jagger]

WFP is a more scientific approach to window clean no every one understands and will probably never. The the horse cart it trad will die off.

[G Griffin]

WFP is a more scientific approach to window clean no every one understands and will probably never. The the horse cart it trad will die off.

No, it won't.
There are windows that it could still be better to trad- some ground floor and doors on houses, shops, insides.