While Dining in a restaurant the norm is an average of 5 to 10% tip directly to the waiter. It is optional to give a few Egyptian pounds when carrying luggage or parking a car or to the person who is responsible for cleaning bathrooms, with a maximum limit of 5 Egyptian pounds. Tipping your designated tour guide and Driver is up to you but is highly appreciated in case of a Satisfactory experience. All in all, when giving a tip determining the amount is your decision to take