A deposit is collected from your credit card by the supplier company that you have rented a car, in amounts that vary according to the class or group of the vehicle. Traffic fines, HGS uses, damages for which an accident report is not issued, etc. that may occur during the deposit process rental period. It is used in transactions to be determined by the supplier company contract, such as After you return the vehicle you have rented to the supplier company, your collateral amount is returned to your credit card. The return period of the guarantee amount varies according to the supplier company, but is between 2-15 working days.