question 1= Can everyone on this planet use a applicator and blade properly?
question 2= Can everyone on this planet use a wfp system properly?
Answer to both = NO!!!!!
I use wfp all day long day in day out. No complaints EVER
Clean my own home wfp come up lovely.
Clean my windows trad last night, come up lovely.
Last trad window cleaners work i inspected very poor.
My mates trad cleaning, excellent.
WFP user i saw yesterday, excellent
WFP user i saw last week, crap,spots all over.
CATCH MY DRIFT
Lets just clean windows the best we can any which way we use!
The 'bad' cleaners will pack up and sell there systems on ebay.
happy cleaning