The words that you use to greet people you know will depend on the relationship.If the relationship is an equal one, you will almost certainly use the first name and an informal salutation such as "Good morning","How are you",or"Nice to see you". With strangers,the greeting also acts as an introduction, so you announce your name ("I'm Mary Black) and follow up with an expression of polite pleasure ("It's good to meet you) This show friendly intent.
If you are greeting a person with whom you are familiar, you may or may not shake hands, though it is more likely in a formal situation. In most situations, meet atrangers with an extended hand, and offer a firm shakes. Be aware of cultural rules that affect greeting between sexes. For example, it may be inappropriate for men and women to make a physical contact. Watch your posture, too: rise to your feet when receiving gueats, and stanf st.