Business etiquette refers to a set of rules governing professional interactions. This document outlines etiquette for greetings, handshakes, introductions, telephone use, email, and body language in business settings. Professional etiquette is important for making a good first impression through a confident self-introduction while shaking hands firmly and maintaining eye contact. Office etiquette involves respecting others and following dress codes. Proper telephone etiquette requires clearly stating your name and purpose for calling. Email etiquette aims for professional written communication. Body language etiquette suggests maintaining good posture and avoiding nervous habits.