This letter delivers the unpleasant news that you must raise the rent for your tenants.
1234, Main Street
Boston, MA 02123
05 April, 2005
<Recipient Address Goes Here>
Please be advised that, in order to remain consistent with rents in the area and to keep up with increasing costs of maintenance, it has become necessary to raise the rent on the property located at <address>. Currently, the monthly rent is <$amount>. As of <date>, the rent will be <$new amount>.
I appreciate your continued tenancy and hope that this property is meeting your needs. If you have any questions or problems with the property, please do not hesitate to contact me.
encl: <List of enclosed items goes here>