Additional Information
The Charity Channel has a multitude of articles related to volunteering...I hope you'll take the time to check out their site. I've listed links to just a few of the articles they offer:
Four Typical Basic Motivators of Volunteers
Recruiting Corporate Volunteers
Reach Out to Volunteers via the Internet
Recruiting Disabled Volunteers
Recruiting Stay-at-Home Parents
For people interested in working with non-profit organizations, here are a few links found online by a member of the Volunteering Board:
FirstGov for Nonprofits
Glossary of Nonprofit Terms
Internet Nonprofit Center
Non-Profit Guides (to grant writing)
The Nonprofit Times