The following penalties (not limited to) will apply with the given circumstances:

ChargesCost
Smoking Charge (For any smell or ashes found in vehicle) $300.00
Cleaning Charge (For excessive dirt or stubborn marks in/on the vehicle) $300.00
Late Return of Vehicle (In addition to standard rental charges) $50.00
Fuel Up ChargeReimbursement with an additional $15 service fee
Damages to VehicleSubject to workshop assessment and vehicle downtime