Organization in writing is how ideas are presented. Typically, organization refers to the larger parts of a piece of writing, although it also refers to how paragraphs and sentences are written. The flow of a piece of writing affects how readers interpret ideas.
Purpose-
You must be clear about your purpose while composing an email. You may accomplish this by beginning your email with the sentence "I am writing to (+ verb)." Here are a few instances:
I am writing to
ask for further details about ...
inform you that my new location is …
complain about your service.
say thank you for your efforts.
apply for the job as HR manager at your school.
Writing paragraphs
You can begin a new paragraph when you switch to a new subject.
Paragraph 1
Greeting
Dason,
How is life? I haven't seen you for a long time.
Paragraph 2
Reason for writing
I'm writing with some good news – I have been promoted in my job.
Paragraph 3
Request
You told me you have lots of black clothes. Do you think I could borrow one for a party?
Paragraph 4
Other news
By the way, I've also started a new venture. It's going well!
Paragraph 5
'look forward to' and ending
Anyway, I look forward to hearing from you soon. Give my best wishes to you
Regards,
Sam