Plus check out all the posts currently on other bee forums about swarms going into the neighbour's chimney and how to get them out. The people who end up paying for scaffolding and pest control could be out over a thousand quid. Non beekeepers do not want this hassle so beekeepers should try and act responsibly. (**clip and check at least every fortnight, preferably every week)

** especially if you keep bees in a built up area. Bees just love chimneys.