Know different phrases to Request something from someone.
Informal: Can I have this jacket?
Formal: Could you possibly help me with this?
Informal
Will you ...?
British
American
Would you...?
British
American
Can I have...?
British
American
Can you please...?
British
American
Would you mind...?
British
American
Formal
Could I...?
British
American
Could you please...?
British
American
Could you possibly...?
British
American
Would you kindly...?
British
American
Would you be so kind as you...?
British
American