Etiquette in Society, in Business, in Politics, and at Home is a classic etiquette guide first published by Emily Post in 1922, offering comprehensive rules for proper conduct in various social settings, from formal events like weddings and funerals to everyday interactions in the workplace and home. The book, divided into four sections, covers a wide range of topics like introductions, table manners, dress codes, and correspondence, emphasizing courtesy, respect, and consideration for others.