Guy talks to Duane Jackson, founder of KashFlow, Supdate and Staffology.

After a turbulent childhood - separated from his mum at the age of 11 and growing up in care - Duane left school with no qualifications. In between IT contracting and looking for some fast cash, he became involved in his friend's drug trafficking business, but in 1999 at Atlanta airport, he was caught with over 6,000 ecstasy tablets and was handed a five-year prison sentence.

On release, he set up as a web developer with support from The Prince’s Trust, but finding that accounting products such as Sa ...