This document provides information on aperitifs and bitters. It begins by defining an aperitif as an alcoholic drink enjoyed before meals that is often fortified wine over 15% alcohol. Popular aperitifs include vermouth, port, and Campari. The word comes from the Latin word for "to open" and was popularized in Europe in the late 19th century. Production methods and popular brands from around the world are described. Different styles and countries where aperitifs are popular are also outlined. The document concludes by discussing bitters and some famous cocktails that feature aperitifs.