The phrase would be "no reason to write" (sending a letter is unnecessary).
You learn to spell and write.
An example: Can you spell your name?
Escribir : To write
You can spell it out as you did or you can simply write "2".
write, right, wright
escribir.
To spell "call" in French, you would write "appel."
To spell "shantell" in Arabic, you would write شانتيل.
To spell "put" in French, you would write it as "mettre."
You write "Herr" (write out in full, not an abbreviation).Herr
it's spelled write, learn to spell
It depends on what noun you want to write. Then you just spell it properly.