Systems of radio frequency identification comprised of RFID tags, RFID tag readers, and downloadable software for operating RFID readers; radio frequency identification (RFID) labels; RFID tags in form of cards, tags or key rings; RFID markers in the form of RFID signal receivers; RFID tag bracelets; RFID tag disks; RFID tag stickers; RFID tag stamps; RFID printed circuits; RFID tag boles; RFID ear tags; RFID tags in plastic or glass flasks; RFID tags in the form of keys; flexible cases especially adapted for RFID tags with a graphic image; RFID readers; blank smart cards with integrated circuit cards; computer software, recorded, for maintaining a record of issuance and control of RFID tags; all of the above designed to allow users to automatically identify them to obtain keyless access control for interlocking doors, access to various services, such as public transportation, banking, social events and various loyalty programs and not designed to work with data loggers