1 - Can I perform unlimited car diagnosis, coding, and tweaks with the HEX-NET PRO device? 2 - Is the HEX-NET PRO an one-time purchase, or does it require a yearly subscription? 3 - Do I need to purchase VCDS software separately for it? 4 - What is the activation process for the HEX-NET PRO? 5 - I own a garage. Is the HEX-NET PRO suitable for handling unlimited car VINs? 6 - Does the HEX-NET PRO device come with a cable?