Option #4 has been working very well for me over the past year. I'm a huge fan of VMWare now. VMWare also lets you take snapshots of your VMs, so that if anyt

Option #4 has been working very well for me over the past year. I'm a huge fan of VMWare now. VMWare also lets you take snapshots of your VMs, so that if anything goes wrong, you can revert to an older version.