Social Marketing is a cost-effictive marketing option for non-profit organizations

Why?
It is easy, free, powerful and informal.  Stay connected with your targets, peers and the world. 
It allows you to reach markets that you currently are not reaching.
You can focus on those that you serve. Reach out, listen and find out what is happening. 
Stay with your time. 89% of charitable organizations are using some form of social media in their marketing.

Some interesting statistics extracted from some of the below links:

• In December 2008, 54,5 million people visited Facebook - a 57% increase from the previous year. 22% of adults online have a profile on Facebook.
• In August 2008, 23,7 million people visited YouTube.
• 73% of active online users have read a blog.
• 51% of wealth donors prefer to give online (Donations).
• Savy non-profits are on more than one social media.
   

Learn more in this useful presentation. 
What is social media, why should a non-profit care, and who has the time for it anyway? Beth Dunn’s presentation covers the basics, complete with case studies, and suggests Quick start and Advanced Quick Start tactics to launch your nonprofit into social media.