Using these assessment factors, a business may decide that it can allow devices like Segways in its facilities, but cannot allow the use of golf cars in the same facility. It is likely that many businesses will allow the use of Segways® generally, although some may decide to exclude them during their busiest hours or on particular shopping days when pedestrian traffic is particularly dense. Businesses are encouraged to develop written policies specifying when other power-driven mobility devices will be permitted on their premises and to communicate those policies to the public. Businesses may ask individuals.