RFID NFC passive tags operate at 13.56MHz range and typically have contactless read of about 5 inches. In Play Store on Google customer can find variety of software available for read/ write on NFC Tags. Today all mobile and some gadgets are already capable of reading NFC tags with available software. An NFC tag comes with IP rating, which can be used for different promotion of products through a particular way to attract customer. In an event to access, buy and to authenticate person NFC tags can be used.