Just step on to the roof and hang on to the sill.Or is that wrong too?
probably move the ladder under the alarm boxand bobs your uncle ...
Stupid thing is, he only needs to push the ladder up another few inches and he could rest it on the brickwork! Ok he might need to bring the base of the ladder out a little way, but I know what I'd prefer...
Use the car to stop the ladder slipping!
What a nerd! This is why training is esential! Shaun R.