Write a notice for cancellation of contract.

Notice is hereby given that we cancel our contract dated for the sale of [description of goods] to  [name of firm] , as on  [date], you breached the said contract in the following respect:
Cancellation of said contract is effected in respect to that certain installment delivered on 
[date], and for any subsequent delivery of goods, contracted for in said contract, inasmuch
as your breach impairs the contract as a whole.

[We claim damages from you to the tune of (amount $)    

Signature