Want to learn more about wiring

[Carm]

It’s hard to help if you don’t list what you want to do.
Circuit design is a good place to start.

That said, I’m currently in the process of fishing Cat6a Ethernet from fios drop outside to old telephone line connection. Attics suck. Going to add an network switch in closet near alarm panel since there is power there already. Then slowly add Ethernet to two rooms (sons room and master bedroom) . Adding an LED light to pantry