Is USAbox an Environmentally Friendly Corporation? What do you do with all the mail and magazines that your customers request to discard online?September 6, 2019 0 A Is USAbox an Environmentally Friendly Corporation? What do you do with all the mail and magazines that your customers request to discard online? The mail that our customers request to discard is shredded on-site by a third party company. The magazines, catalogs and any other types of paper and cardboard are sent to a recycling company.