The client of car rental Bulgaria cannot give another party the right to use the rental car. A second driver can only be appointed at the time of rental and he is equally responsible for the observation of all clauses of this agreement. A second driver (if not a family member) pays an additional charge. The client should handle the car with care, obeying strictly all rules and prescriptions for its service use. The client is obliged to lock the vehicle, not to leave the key in the ignition, to switch on the alarm and lock equipment. The client should not leave the logbook and ownership documents in the car. There are special discounts with arranged accommodation with Sofia hotels.