what are the features of formal letters?

This sites have the features of formal letters.

http://www.usingenglish.com/articles/letter-writing.html

http://planet.tvi.edu/wrac/handouts/WritingFormalLetters8.pdf

To understand the features of formal letters, you can refer to the following websites:

1. http://www.usingenglish.com/articles/letter-writing.html
2. http://planet.tvi.edu/wrac/handouts/WritingFormalLetters8.pdf

These websites provide comprehensive explanations and examples of the features of formal letters. By visiting these sites, you will have access to information such as the structure, language, tone, and formatting of formal letters. They also cover topics like salutations and closings, addressing the recipient appropriately, and maintaining a professional tone throughout the letter.