This letter thanks a cruise line for the exceptional service and comfort you experienced on a recent cruise.
1234, Main Street
Boston, MA 02123
01 April, 2005
<Recipient Address Goes Here>
<time you took cruise> <travelers> took <kind of cruise>. <I/We> wanted to thank <company name> and everyone aboard for a wonderful experience.
Without question, <I/We> feel that <my/our> experience on this tour was one of the greatest times <I/We> have ever spent on vacation. You'll be getting plenty of recommendations from <me/us> in the future. Thank you.
encl: <List of enclosed items goes here>