Step 1 : Introduction to the question "6. Having survived the perilous culinary journey of Monstrous Manor's menu I began to relax, but this was not to be as the waiter produced the check which necessitated the careful calculation of what culturally variable sum? "
...1. The Gratuity or Tip 2. Leftover and/or take away container capacity 3. Complimentary After Dinner Mints allotted per diner 4. Number of restaurant souvenirs to purchase Gratuities or tips are customarily given in appreciation of service in many restaurants although the amount may vary by culture and even by the type of eatery. For example, Icelanders expect no tip, Croatians around 3% and Pakistanis 30% of the total dining bill for attentive service. However, there is a delicate balance to be sought in tipping, so one must consider cultural and social norms, quality of service, and always remember that the server is to a degree reliant on the patron for their livelihood. FYI: The word "restaurant" is derived from early 19th century French wherein "restaurer" which means literally to restore to a former state. It's rather ironic that restaurant personnel first work to restore your strength and energy and then finish you off with a bill that in effect reverses their earlier endeavors.