On the VintlMaster Download website it asks me to put in my VPN that came with my product. "Please enter your Product Serial Number (PSN) and your download link/s will become available."How do i acquire a VPN if I purchased the vinyl cutter off of somebody that i can no longer get in contact with? Is there another type of code for program i can use or is there no point? If any information is needed to help me please let me know.