GREETINGS - AUDIO REFERENCES INFORMAL 1. Hi / Hello. 2. Hey there. 3. What's up / new? 4. How's it going? 5. How do you do? FORMAL 6. Good morning / afternoon / evening. 7. Pleased to meet you. 8. It's nice to meet you. 9. Great to see you again. 10. It's a pleasure to meet you.