If you guys are trying to get your personal subsidy lock you can find exactly how to do it here:
http://www.editgrid.com/book/upload_new_version/392078first download:THE METROPCS MSL CALCULATOR WHICH CAN FIND IN THIS LINK:http://www.samsung-finesse.com/index.php?topic=495.0 IT'S VERY SMALL SO DON'T PASS IT...WHEN YOU SAVE IT JUST BROWSE AND UPLOAD THE FILE YOU JUST SAVED...PUT IN YOUR ESN DECIMAL AND VIOLA UR PERSONAL SUBSIDY LOCK CODE
Then go to pirate bay and download:http://thepiratebay.org/torrent/3516150/QPST_2.7_Build_215
Don't forget to download:SAMSUNG_Composite_USB_Driver_4_34_WHQL.zip
Just copy and paste it in google download yea!!!
I hope someone else can fill in more information...