This letter gives your congratulations to someone who has just been promoted at work.
1234, Main Street
Boston, MA 02123
07 April, 2005
<Recipient Address Goes Here>
I just wanted to offer you my congratulations on that terrific promotion you just received. I know how hard you've been working and how deserving you are of this recognition. It's so nice when our hard work is justly rewarded. I'm very happy for you and hope that you'll be doing something fun to celebrate this special occasion.
Enjoy your work as <new job>.
encl: <List of enclosed items goes here>