Etiquette is about presenting yourself with the kind of polish that shows you can be taken seriously. Etiquette is also about being comfortable around people and making them comfortable around you. People are a key factor in your own and your business success. Knowledge of the basic rules of etiquette is critical and it certainly behoves every business person to learn them. Many potentially worthwhile and profitable alliances have been injured and even lost because of an unintentional breach of manners.