MOST RESTAURANTS INCLUDE A SERVICE CHARGE IN THEIR BILLS. THERE IS THEREFORE NO NEED TO TIP WAITERS. IF A SERVICE CHARGE IS NOT INCLUDED WAITERS SOULD BE TIPPED 10 PER CENT OF THE BILL. IT IS CUSTOMARY TO OFFER A TIP TO HOUSEKEEPING PERSONNEL IN HOTELS. TAXI DRIVERS DO NOT EXPECT TIPS, A PRICE SOULD BE AGREED BEFORE ENTERING THE TAXI.