It does not matter.
Bride
man's name
the husbands
When writing a polynomial, the term with the highest power usually goes first: 2x2+2x The 2x squared goes first.
i't d'e'p'e'n'd's'........
Helping injured people goes back to ancient times.
the number.
If you are writing in a letter in the United Kingdom, the date usually goes on the right hand side just under the sender's address.
who goes first on a business letter, the board or the agency head
at the bottom it has ?=? so the first letter goes around the second letter
The reader's eye usually goes to the reference line or if there is none, the first sentence of the letter. Let the reader know from the very first sentence what your letter is about.