Scanning is a skill I learned from Eric Pepin of the higher balance institute. It is the ability to read the micro movements of the face leading into using your sixth sense. This is critical information for communication.
Listening is understanding. If you don't listen you don't understand. If you don't understand you aren't empathizing. Learn to listen and your ability to empathize will leap.
Learning how to send communication is like fishing you throw the line in the water and you get a fish (a response back). Learn how to show interest with questions.