There are many type of sample letter format. Using of this format you can write a letter with a proper way.

1. Writing a Business Letter.
2. Writing a Complaint Letter.
3. Writing a Letter of Interest.
4. Cover Letter Writing.
5. Writing a Apology Letter.
6. Writing a Letter of Appeal.
7. Writing an Invitation Letter.
8. Writing a Resignation Letter.
9. Requesting a Letter of Recommendation
10. Interview Thank You Letter.
11. Write a Farewell Letter.

1. Writing Friendly Letter.
2. Writing an Apology Letter.
3. Writing an Invitation Letter.
4. Writing Thank You Notes.
5. Writing Love Letter.