What would be the most socially useful way to spend a billion dollars?

. UK edition

African American businesswoman throwing money in the air
What philanthropic thing would you do with a very large pile of money? Photograph: Posed by model; Jose Luis Pelaez Inc/Getty Images

The long-running series in which readers answer other readers’ questions on subjects ranging from trivial flights of fancy to profound scientific and philosophical concepts

I’ve always thought it would be good to acquire an old warehouse in every town throughout the land and convert it into low-rent community workspaces for artists, local charities and small businesses getting off the ground. A kind of people’s WeWork. What would others do with a humungous, but not unlimited, pile of dosh to benefit society? Roland Freeman, West Yorkshire

Post your answers (and new questions) below or send them to nq@theguardian.com. A selection will be published next Sunday.