[Your Name]
[Street • City • State • Zip Code]
[Phone # • Fax phone # • Messages phone # • Email]

[Date today]
 
[Recipient's name]
[Company name]
[Address]
[Address]
[Address]
Dear [Recipient's name]:
Please accept this letter as my formal notice of resignation from [Company name], effective [date, two weeks from date above]. The associations I've made during my employment here will truly be memorable for years to come.
I hope a two-week notice is sufficient for you to find a replacement for me. If I can help to train my replacement or tie up any loose ends, please let me know.
Thank you very much for the opportunity to work here.
Sincerely,
[Sign here]
[Your name, title] 
cc [Names for copies]