A guidance system for manually guided vehicles such as reach stackers or straddle carriers is disclosed. In accordance with the disclosure, the position of the vehicles is permanently automatically detected and supplied to a guiding system for carrying out. Starting from transport job lists made available externally, the travel jobs are assigned to the individual vehicles in an optimized form. Suitable travel routes for the travel jobs are determined and the travel jobs, including the travel routes, are automatically transferred to the vehicle operators. Their carrying out is monitored.