SYUI makes selling online simple. As an Apple product buyback service. The company is geared towards providing a simple and profitable means of selling used iPhones and iPads. Customers can simply select their device on the site, receive a quote, and place an order. Each order receives free shipping in the form of a prepaid shipping kit, or e-mailed Fedex label. Payment is issued within a day of the device arriving at SYUI. This entire process can take less than three days.