Their FAQ addresses this: "On first glance you could just use the free USPS product mail forwarding to send your mail to our warehouse. However, in many cities

Their FAQ addresses this: "On first glance you could just use the free USPS product mail forwarding to send your mail to our warehouse. However, in many cities, mail forwarding results in a 10 day delay (often more) of your mail, does not include catalogs and other standard mail, only lasts 12 months, and nearly certainly loses most of your packages. Thus mail forwarding to our address would create a terrible user experience."