Is your birthday month approaching? Happy Birthday in advance! How about inviting your friends and family in your birthday party? I think we all love to attend as well as organize parties, especially birthday parties. But how many of us really know how to write a letter to a friend in order to invite them on birthday parties? Don't worry! Today we will learn how to write a letter to a friend in order to invite them on our birthday parties! FORMAT OF WRITING BIRTHDAY INVITATION LETTER - 1. Write your address, pin code and date on the left hand side. Example : Mumbai Pin - 223456 20th September 2. Write Salutation. Example : Dear Suzanne, 3. Body. Example : I hope you are doing well. You already know that my birthday is on 28th September. My family has decided to hold a party on that day. All my friends and relatives are coming and you being my best friend I had to invite you too. My parents will be really happy to see you. Without you, my birt