If it has been a month then your probably OK. If you've missed anything it will probably be one of those small apps that you don't use very often. But most of those you can as easy re-install them from versiontracker or some other website. I might just spend a day starting up each of my applications one more time before I delete. ..lj On Jun 28, 2005, at 11:43, Hector Luna wrote: > I'm not so much of a newb in regards to the Mac. But my recent upgrade > to Tiger was the first time I'd used the Archive and Install option. > It's been about a month now and everything is humming along just fine. > I was going to delete the Previous System folder, but I thought I'd > check in with the list's collective wisdom before I did. >