Okay i promise this mac isnt stolen!! this mac was my sisters macbook she had in high school she was moving out this weekend and found it and has given it to me. it has a 6 digit pin icloud lock on it. she can not remember it for the life of her. she doesnt have any proof of purchase to show apple. its the A1286 mid 2009 model. so i should be able to do this http://rebelsimcard.com/how-to-unlock-mac-efi-icloud-with-6-digit-pin-lock-passcode.html here right? im just fuzzy on the step after step 3, about wiping the hard drive and booting from usb or disc. can any body help me out with this? i promise it isnt stolen!its the 6 digit lock will there be other passwords after this? or will it be like a new mac? my screen looks exactly like the picture in the link. any help would be greatly appreriated! its my first mac.