Would you give up your job to start a social enterprise?

Two entrepreneurs on the Zinc programme talk through their ideas for start-ups they hope will make a difference to people's lives.

Aziz Lalljee is one of a team working on Gilda, which aims to help connect older people in a social network to reduce isolation and loneliness.

Fiona Vallance is part of a group of people developing Amble, which uses data to create safe walking routes for women.