1. To find 'Showing Package Contents'
cd /Applications to get there and cd ~ to return to your home folder
or
Applications folder, locate Twitter, right click, Show Package Contents
2. MacKeeper 0.9.7.1 http://soft.macx.cn/soft3944.htm
JDiskReport http://www.jgoodies.com/freeware/jdiskreport/index.html
3. *Mac OSX: Where has my hard drive space gone? http://ask.metafilter.com/109945/Mac-OSX-Where-has-my-hard-drive-space-gone
*Cleaning Your Mac's Hard Drive http://guides.macrumors.com/Cleaning_Your_Mac%27s_Hard_Drive
*Freeing Up Hard Disk Space http://guides.macrumors.com/Freeing_Up_Hard_Disk_Space
*Free up Hard Disk space http://creativebits.org/mac_os_x/free_up_hard_disk_space
*How to Free Up 3GB of Hard Drive Space on Your Mac In 2 Minutes http://macyay.com/free-up-3gb-of-space-in-2-minutes/
*Running out of disk space on a Mac? http://www.askdavetaylor.com/running_out_of_disk_space_on_a_mac.html
*How to Free Up Hard Disk Space with Squeeze http://mac.appstorm.net/how-to/utilities-how-to/how-to-free-up-hard-disk-space-with-squeeze/
*4 Easy Steps to Free Up Hard Drive Space on your Mac OS X Hard Drive http://xentek.net/articles/452/free-up-hard-drive-space-on-your-mac/
5.
