Answer:
When you expect the receiver to agree with you.
A statement that promotes goodwill and includes an end date and action request.
Explanation:
A claim letter is a letter that is directed towards a business or company and that conveys a complaint. In this type of letters, it is important to be persuasive. If you believe that the reader will most likely agree with you, the best thing to do is write in a direct way. Moreover, after discussing the problem and closing the letter, it is important to include a statement that promotes goodwill and includes an end date and action request.