Pinterest is a tool that non profit organizations can use in order to reach more people, share their new activities, and stay updated on other organizations.
If your organization is looking for resources on where to get computer technology and internet connections, you may find the following helpful:
Fundacion hazloposible is an non-profit organization which aims to impulse the innovative interaction and participation of the society in causes related to solidarity, through the use of new technologies.
LinkedIn is an online social network for business professionals. It's different than other social networking sites, because it is designed for professional networking - connecting with potential partners or finding a job - rather than simply making friends, sharing photos or music.
Causes is the Facebook Platform that provides the tools so that any Facebook user can rise money for a cause he supports.