rfid applications

My brother is now RFID applications, the RFID applications is very wide, my brother told me our life used a lot of RFID applications, the RFID applications in logistics tracking is also very broad application. Listen to my brother told me, I also feel very good, this RFID applications is really too good, brother said her RFID applications label for many years, in the application of electronic security door import is also very good. These days I have been idle, want to follow my brother to learn programming. I am also very interested in this RFID applications. Want to learn about this RFID applications. My brother said this is not very difficult, let me learn.