Ok so i figured this out and im giving a tutorial of how people can scam with more proof.
The original gamertag was Sanji987 I changed it in 5 minutes to FK
Ok first they put their profile onto a usb as below
Then when on the computer they open up modio and do the following
Well with all the scams taking place just thought I would show this one. its the oldest one in the book but it still works. I tried it out on a kid on xbox and then I was like sike its fake. i also posted all my GTs on here before in a video and I had anonymous modded onto there and I was flooded with PMs I said it wasn't for sale because it was fake.