There are many ways that nonprofit organizations can collaborate to expand the impact of their missions. One that I've been writing a lot about is nonprofit centers, or shared space, such as the Children and Families Services Center (CFSC), in Charlotte, North Carolina - a 100,000 square foot building that houses 9 nonprofit organizations. Peggy Egan, CFSC's executive director, estimates that her members are saving a collective $1 million each year through co-location. (To continue reading the rest of this posting, go here.)