Disk Utility (the old version anyway) is an underrated tool. Sure you can use clonezilla or gparted or something, but having something built in and idiot-proof

Disk Utility (the old version anyway) is an underrated tool. Sure you can use clonezilla or gparted or something, but having something built in and idiot-proof is a real joy. The only thing I wish it supported was moving partitions around.