Katie Smith: A day in the life of a young start-up

At just 18, Katie Smith turned her cravings for Marmite and Monster Munch into a successful business. Follow her progress in this great series of video clips from Business in You.

At just 18, Katie Smith turned her cravings for Marmite and Monster Munch into a successful business. Follow her progress in this great series of video clips from Business in You.