Your question is Object Oriented Design and Digi Products Knowledge. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Explain object oriented design by building a class with a few methods, and discuss how Digi International's Zigbee, XBee, or DigiMesh products influence your design decisions.