It's best to back up all claims and requests for adjustments with invoices, sales receipts, and so on and to send copies to the company and keep the originals.

Question

Quizplus · Accepted Answer

Documentation of your version of the facts using official sales items is often critical to your case. Keep in mind that if, for example, you are missing a receipt you can often produce a credit card statement of the purchase to back up your claim.

It's Best to Back Up All Claims and Requests for Adjustments