Your address top left (no name)
Date below address (2 blank spaces)
Salutation left (2 blank spaces)
First paragraph: introduction (How are you? I've been really busy...) - one single space between intro & next paragraph
Main body (1 single space between each paragraph):
- Second paragraph:
- Third paragraph:
Final paragraph: conclusion (Hope to see you soon. In the meantime, take care!) - two single spaces
Signature: Best wishes/Love etc. & your name below this