Up here in scotland the ban has been in force for quite a whilei noticed over the first few months their was no change in frequency cleans of the pubs i do the insides ofnow it is about 2-3 times a year that they have them cleaned inside as obviously the windows are nicotine freeso for all you that do pubs clubs and restaurants you will start to notice a downturn in the regular cleans for insidesyou have been warned!!!