It's rude to leave clean-up activities to other camp goers.
Tony has been camping for a couple of nights at a campsite in the mountains, and today he is going back home.
Tony wants to deal with his campsite before he goes.
Tony thoroughly cleans up the campsite and leaves it in the same state as he found it.
Tony puts out the fire he made but leaves a bunch of trash lying around.
The next campers at the site don't need to clean anything and are able to start enjoying themselves right away.
The next campers at the site have to clean up Tony's mess, which spoils their fun.