A business letter must follow a standard format. According to Purdue's Online Writing Lab, or OWL, the main parts of a business letter include a return address, date, recipient's address ...

Mastering the format is a valuable business skill. The Northern Michigan University Writing Center says when you incorporate the basic parts of a business letter in your communication, it creates ...

Both university and elementary school students are asked to think about more than just the basic letter format and to consider how to build relationships through writing, basic document design, and ...