Look for errors in the hardware (look for problems in the physical drive or drive connector). It usually does that when there is a physical error so try connecting the...
If your cables and your router(if you have your own) are up to the task, then yes. They told you about the motherboard because it has a built in network...
It's the same as if they don't have your contact. If they don't have your contact, they won't see your status just as you wouldn't see theirs if you don't...
Make sure the text is entered exactly as described. It's likely that you have a space in front of one of the names, where there should only be a single...