Healthcare Directive
Everybody should have a healthcare directive. I have seen the stress that can be caused if you don't have one. Here's some help:
Form with "toolkit"
Help Others
Support one of the organizations below, become a foster parent, volunteer, talk to a homeless person and share your lunch, and be careful with your resources because the less you waste the more you can give.
Wellspring International - Gives grants to well-researched organizations and projects.
Feed My Starving Children - $88 feeds a child for a year
Victim's Voice - Working with trauma victims from a mental health and humanitarian perspective
If you want to give to an organization here are two sites that are useful: The BBB and Charity Navigator