Before Microsoft and Sony do something regarding their future in the video game business, I wanted to write, and I've wanted it for a long time now, but other things kept getting in my way, and fearing that tomorrow might be too late, today will have to do.
Right click notepad and select "Run as administrator"
From notepad click Open and find
"C:/Program files/2K Games/Borderlands 2/DLC/POPremierClub/Lic/W illowDLC"
Edit "+numkeys=1" Turn it into "+numkeys=255"
Save and open Borderlands 2 and now you have enough keys to spend for a lifetime!