THANKING PEOPLE - AUDIO REFERENCES INFORMAL 1. Thanks / Thank you. 2. Thank you so much / very much. 3. Thank you for your... 4. That's so kind of you. 5. I sincerely appreciate... FORMAL 6. I appreciate your consideration. 7. I appreciate your assistance. 8. Thank you very much for the assistance. 9. I am most grateful. 10. I really appreciate it.