My GF's MacBook Pro is running into huge free space issues (getting her into gaming) due to a 125GB Windows partition that is only using ~45GB. Is it possible to resize the partition? Failing that, ...

First let me apologize; I'm not a Mac whiz, and I don't regularly read this forum. But I'm in the position of maintaining my wife's MacBook (coz I'm the "computer expert" in the family). She mostly ...