This letter asks a direct mail solicitor to stop sending junk mail to you.
1234, Main Street
Boston, MA 02123
<Recipient Address Goes Here>
I have been receiving your mailers about <subject of mailing> constantly for the last <time receiving junk mail>. I don't have the time to look through the material, and I would appreciate it if you would stop sending me your direct mail solicitations immediately.
Thank you for your prompt attention in this matter.
encl: <List of enclosed items goes here>