After four years in the place he couldn't care less. We have an understanding, he doesn't bother us, we don't bother him.
Until you move out and he hands you the schedule of dilapidations: -
Scrape black shite off all walls - £££££££££££££££££££££££££££s
Wear and tear my dear chap, wear and tear!
Although I have never had black shit up my walls because of candles!