You can call our Call Center and ask for the exact location of your assigned vehicle. The operators will inform you of their location and the estimated time of collection. Another alternative is to request a URL and you can monitor the vehicle with your mobile phone.
If the cancellation is in advance you can use the cancellation form that is located in THIS LINK. If there is little time in advance it is urgent that you call by phone or WhatsApp. HERE the quick contact alternatives.