I'd be prepared to purchase a new battery. You might want to look at the cord to the power brick and make certain it is not warn. The amount of included memory. I am not sure how you tell if the hard drive is going bad. I have an 18 month old Power Book Pro and have replaced both the HD and the battery. Fortunately I had Applecare which might still be in affect if the unit had it and is young enough. Jens On Mar 2, 2009, at 5:15 PM, Crandon David wrote: > Hello, > > I intend to purchase a used Macbook, don't really know what model > yet, but it has to have an itel processor. It'll probably be 1-2yrs > old to save some $. > > What should I check out to make sure I'm getting a good unit? > > Obviously, dents, warpage, closes properly, etc. What about running > Disk Repair from Disk utility, Techtool, Diskwarrior, etc. > > What else? > > David Jens Selvig ...Lost in Montana...