I'm sure these pics have been posted before, a good couple of years ago. You can imagine the situation with the conservatory. Customer says, "The guys that fitted it says it will take the weight of a car, your not scared are you?". Short answer should be, "I'm not a muppet."
As for the second, I can't really see why he has to put his leg out from the ladder, unless he's planning on breaking in, plus the ladders are a bit squew wiff. Mind you I've had a leg off the ladder before and higher than that.
Simon.