[Your Company Letterhead]
[Your Name]
[Your Title]
[Your Company Name]
[Your Company Address]
[City, State, Zip Code]
[Email Address]
[Phone Number]
[Date]
[Client's Name]
[Client's Address]
[City, State, Zip Code]
Dear [Client's Name],
I hope this message finds you well. Thank you for your continued partnership with [Your Company Name]. We appreciate the trust you place in us for your needs.
In our ongoing efforts