format for letter writing

formal letters sent via mail do not have to put address on top right?
if unsure who the addressee is how do we address the person ?

[I'm With Stupid]

Originally Posted by wateverblahblah

formal letters sent via mail do not have to put address on top right?

Formal letters must have your address on the top right. You can also put your telephone number and the date of the letter just under your address. I also put my email address under that too.

Originally Posted by wateverblahblah

formal if unsure who the addressee is how do we address the person ?

Dear Sir/Madam,

Not a teacher.

[Anglika]

You could also look here: Formal Letter Writing - Articles - UsingEnglish.com