How To Write A Personal Letter Heading . The person being addressed may need to contact. Get a logo that belongs to you. 47 Best Personal Letter Format Templates [100 Free] ᐅ from templatelab.com Learn how to write a formal letter in this bitesize english video for ks3. Write your full name on the first line of the heading, write your full professional name. These steps with a hint of extensive vocabulary would easily make a good personal letter.