[Your letterhead, if desired; if not, your return address]
[Date of letter-month, day, and year]
[Recipient's first and last names]
[Street or P.O. box address]
[City, State ZIP code]
Dear [recipient's name]:
To give all of our employees a chance to relax and celebrate the holidays, Seaside Productions will be closing at 3 p.m. on Thursday, December 23. We will reopen on Monday, December 27 at 8:30 a.m. We will be closing at 3 p.m. again on Friday, December 31 and will reopen for the new year on Monday, January 3.
We hope you enjoy a wonderful holiday season with your family and friends. Thanks so very much for your contributions to our company's successes this year.
[Sender's first and last names]