As such, most people assume there are no rules to be followed when writing a friendly letter. However, a set of roles ...

The format of date can be chosen ... details of the matter here for which you are writing the letter. Keep your tone conversational, light and friendly to provide the recipient with an enjoyable ...

There are all sorts of reasons that you might want to write a formal letter. They can be used to ... businesslike whilst also being warm and friendly. Avoid using too much casual or chatty language.

The closing of a letter summarizes the main point of the letter and, if applicable, call the recipient to act. When you are writing a friendly business letter, you should close your letter using ...