[they need to know their work failed, even if they don't give a monkeys, they need to stop doing it]
This is a right pain to rectify, it mostly looks like lack of key (this may not be the case all over) and shite paint. This is a technique I've never used but if you have a small amount of duck tape (or the stickiest in the house) that maybe enough to take it off - or lessen some of the pain..
[they need to know their work failed, even if they don't give a monkeys, they need to stop doing it]
This is a right pain to rectify, it mostly looks like lack of key (this may not be the case all over) and shite paint. This is a technique I've never used but if you have a small amount of duck tape (or the stickiest in the house) that maybe enough to take it off - or lessen some of the pain..