Genetics were studied for a breeding programme to develop suitable dogs for temperament needed, to support totally blind people but also visually impaired, with a variety of conditions such as macular degeneration; retinal pigmentation and glaucoma. People cope with their condition but also practical implications such as, not hearing electric cars or scooters; Difficulty applying makeup; Wearing colours which clash; Communication without eye contact, missing gestures; Bins in street are hazards. Isolation can lead to depression if unable to watch TV or read. Laws since 2015, say unable to discriminate a working dog, yet a taxi driver, may drive away to avoid a dog in the cab.
