[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]:
Homewood Corporation announces our annual summer picnic, which is planned this year for Saturday, August 15 from 11 a.m. to 3 p.m. All employees and their families are welcome to join in the fun at Heritage Park, which is located at 7679 Water Drive. Food and drinks will be served, and everyone can join in the summertime fun, including live music, softball, volleyball, door prizes, and a dessert-making contest. Kids will enjoy face painting and a variety of games.
Please RSVP by August 7 to Annette in Human Resources at 555-1212, extension 234.
In the event of inclement weather, the picnic will be postponed until Saturday, August 29 from 11 a.m. to 3 p.m.
[Sender's first and last names]