Social software is any software that supports group communications. The dynamics of social software are significantly different from traditional interactions.
Social Software and the Politics of Groups, Clay Shirky, First published March 9, 2003 on the "Networks, Economics, and Culture" mailing list (http://www.shirky.com/writings/group_politics).
... land, it is not subject to state law and therefore on many reservations, there are casinos.
Indian Reservations in the United States (incomplete}
Quinault Indian ...