WHEN PAYING THE BILL THE AMOUNT IS SHOWN INCLUSIVE SERVICE CHARGE & VAT. AN EXTRA TIP CAN BE LEFT FOR EXTRA ATTENTION OR SERVICE, THE AMOUNT DEPENDING ON THE BILL OR THE KIND OF SERVICE GIVEN. HOWEVER, THIS IS BY NO MEANS COMPULSORY OR NECESSARY. THE TARIFF ON THE TAXI METER INCLUDES SERVICE CHARGE ALTHOUGH IT IS CUSTOMARY TO GIVE AN EXTRA TIP.