Sinclair C5 computers like the hugely successful ZX81 and ZX Spectrum, an affordable electric vehicle could unleash pent-up demand for a market that did not previously exist. However, Sinclair performed no market research to ascertain whether there was actually a market for his electric vehicle; as the director of the Primary Contact advertising agency commented in January 1985, the project continued all the way to the prototype stage "purely on the convictions of Sir Clive". With Sinclair's new specifications in hand, Ogle worked on a three-wheeled design dubbed the C5, which bore similarities with the earlier three-wheeled Bond Bug – another Ogle
Prisoner transport vehicle prisoners especially to state prisons across the US. They were usually quite secure and offered no way of escape for transporting prisoners. In Canada, most provincial governments have their own fleet of prisoner transport vehicles built to specifications developed to meet their own particular needs. All vehicles, however, must meet the Canadian Motor Vehicle Safety Standards (CMVSS) to be licensed for use. These vehicles are usually built by an authorized second-stage vehicle modifier who will affix the National Safety Mark to the vehicle after completion and testing. In the past police officers were used to carry prisoners on horse-drawn wagons,