31 March - Solution for the last clue and the next cryptic crossword clue

Exactly how rent is paid? (2,3,6)

Solution – to the letter

If you do something "to the letter" you do it exactly.  And you pay rent to the letter (as in landlord)

Today’s cryptic crossword clue – solution tomorrow

Model, keeping one's balance (5)

Source of clue – NZ Herald

Hint – this is a container clue