An attention letter is a type of business letter with an attention line. In simple terms, you add an extra line to your letter stating who the letter is for.Refer to figure 11-4 for proper placement of the attention line when preparing a letter for use with a window envelope. 4. First, find out the correct formal form of address for the king: His Royal Majesty; His Majesty the King of…, etc. Know what attention lines in business letter is and how to place them effectively. Read more to know about the same to leverage benefits. The tip to starting a formal English letter is to greet the person you're writing to in the correct way. This is known as the 'Salutation'. Her successor King Charles III became Monarch on the 8th of September 2022. Use this lovely Letter to King Charles III Template to encourage your young learners to write a letter to the King.