A comedy about a learning-disabled child has just ended on BBC Four. Its writer, Shaun Pye, meets William Kremer, who wrote about his own learning-disabled daughter for BBC News.
Two-year-old Thomas has a rare condition which left him with communication and mobility problems.
We're often asked to shop locally and support businesses on our high streets, but just how easy is that if you have a disability?
Well, firms across the North East are being encouraged to make their shops and premises more accessible for Purple Tuesday.
The team behind the day say simple steps, such as talking to customers, learning basic sign language and offering support for someone with a visual impairment, could improve disabled customers' experiences.
Holly Greader from Cardiff tells the BBC what going shopping is like for her as a wheelchair user.