NGOs and nonprofits, along with charities, form the social sector. What important functions do these organizations perform that cannot be performed by either governmental or for-profit organizations?...

NGOs and nonprofits, along with charities, form the social sector. What important functions do these organizations perform that cannot be performed by either governmental or for-profit organizations?

What advantages and/or disadvantages are there for corporations that work closely with NGOs or nonprofit organizations? Can you think of any examples of successful partnerships?