The VoteBuddy idea: "You don't vote for that Republican and I won't vote for this Democrat; then we can help build third parties!" http://votebuddy.com
Study circles are small-group, democratic, highly participatory discussions in which large numbers of citizens discuss and take action on a problem or challenge facing their community. http://www.studycircles.org
Research and discussion site for local politics. Information for concerned citizens, grass-roots organizations, and polticians. http://www.howtofightcityhall.com/
Compares political contributions to Democrats and Republicans by a variety of US companies. Suggests patronizing the ones leaning Democratic, but can be used as a reference in either direction. http://www.choosetheblue.com/