This document provides information on developing and maintaining knowledge of food and beverage products. It begins by discussing various types of vermouth, ports, muscat wines and major wine producing countries. It then covers the five basic spirits (whiskey, rum, gin, vodka, brandy) and provides details on each. The document also discusses liqueurs, beer, non-alcoholic beverages and identifies the general work requirements for various food and beverage roles like head waiter, food waiter, drink waiter and bar staff. It suggests methods for staying up-to-date on industry knowledge like research, feedback and observation.