Panorama investigates the computer supply companies whose directors have grown rich signing up hundreds of schools across the country to deals that have taken them to the brink of bankruptcy. Parents are usually unaware that their school can be carrying debts of up to 1.9 million pounds for overpriced or sub-standard equipment. Reporter Paul Kenyon reveals the mis-selling that has ended the careers of head teachers who say they were duped by dishonest salesmen, forced some schools to make staffing cuts, and raises questions about the government's roll out of greater financial autonomy to schools.