EDIT Didn't see you said you had a mac. Drag your save to the desktop. Put that file in a folder (New folder) Right click the folder and click "Add to archive" a list will come up, on the far left it says .rar ir .zip. Make it .zip
You need WinRar to do this. You can download it for free.
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There's a 7 disk CD changer in the car, and I'm in every single slot, and you're not... Ah.
Everything is on me, the drinks is on me, the b!tches, the hotel, the weed is all free.