Instruct: Classify Amazon reviews into positive or negative sentiment
Query: The company that produces this product is out of business [...]

This product is worthless, Amazon should not sell it otherwise is loosing credability on its selling products.I need to return it but I don't have the proper address. Amazon: help me with your correct address for me to return it and receive my money back, thanks**I had received the sale-representative evaluation, I didn't answer because he is not at fault, the management should know better the products they offer, just entering the prodigywiflyer...and will found out, too bad...