S.T.A.R. USPS Smart Labels are offered as a free service to users of Samsung printers and genuine Samsung brand cartridges. The S.T.A.R. recycling program does not accept returns of compatible brand cartridges, non-Samsung brand cartridges, or remanufactured Samsung brand cartridges - and operates under Terms of Service which are listed below on this page. By requesting a Smart Label, you agree to SamsungĄ¯s Terms of Service for using a Smart Label and agree to only return empty genuine Samsung brand cartridges