E.g my testSounds simple, except I'm not understanding anything you said.
Starting with connect to my network remotely. I have no idea on how to do that.
Right now the other computer 300 miles away is turned off.
You can stop right there. Someone who isn't even capable of getting TeamViewer to run, which requires nothing other than installing, launching, typing in ID and password, won't understand a single word of what you just said.Assuming you can VPN in to your network