Acknowledgement of Modified Terms

[Your company name]
[Your company address:
Street
City, State, Zip]

Date:
[Name]
[Address:
Street
City, State, Zip]

RE: [Acknowledgement of Modified Terms]

Dear [Mr./Ms ...],

We refer to the [contract/order] made between us dated ____________________. This letter will acknowledge that our contract ________________ (name of the contract) is modified and superseded by the changes set forth below:
___________________________________,
___________________________________,
___________________________________.

(Describe changes)

Unless we hear from you to the contrary within 10 days, we will confirm that the said changes are mutually agreed upon by _____________ (Company name) and _____________ (the contractor). shall assume said modification is mutually agreeable.

Sincerely,

[Name],

[Title]

[Signature]