Being polite

How to Be More Polite: 10+ Useful Phrases to Be Polite in English! - YouTube

https://www.google.com/search?q=being+polite+in+english&rlz=1C1GCEU_fiFI837FI837&source=lnms&tbm=isch&sa=X&ved=2ahUKEwjVra3F_MLsAhXvsIsKHdqMAeoQ_AUoAXoECBkQAw&biw=1536&bih=722#imgrc=-9tnmgO0SyDV1M (Oct 20, 2020)

When introducing oneself:





When introducing somebody to others:





When addressing:





After thanking:





When apologizing: 





And when requesting: