I have a intel mac with a 73 gig hard drive and it looks like 30 gigs are already used. This seems kinda high to me. Any tips on safely cleaning things out?
I use 30 gigs just to get my base system and all the apps I need installed, so that's not too much..
Movies, music, and other media files will take up the most space, it's usually not worth your time hunting for old text-based documents, when one media file can be much more than 100 times as big.
Some applications are relatively big, but if you use them, there's no point in deleting them..
Here's a guide to cleaning out space: http://www.thexlab.com/faqs/freeingspace.html
for a more friendly solution, try downloading the demo of OMNI Disk Sweeper. it scans a hard drive and sorts it by size of folder, so you can see exactly what's using hard disk spac.e