Some of the UK’s biggest retailers are taking a break from the frantic buildup to Christmas this week for “Purple Tuesday”, the first national day dedicated to the needs of disabled shoppers.

Asda, Marks & Spencer and Sainsbury’s are among more than 700 businesses – after an initial target of only 50 – who had joined the initiative by Monday morning. Companies are required to make at least one long-term commitment to improve the experience of disabled customers in order to take part.  More