How To Write A Formal Letter Scribd.com . Tips on how to write formal letter. Choose a formal salutation, such as dear, and address the recipient with the same title you used above. Contoh Application Letter For Internship Toast Nuances from toastnuances.blogspot.com Write a strong subject line which can convey the meaning of the entire formal letter. Contact information (include your contact information unless you are writing on letterhead that already includes it.) useful phrases for writing formal letter. They require a formal style, i.e.