New coverage includes:

* cases studies from the 2010 elections;

* the impact of the Tea Party on fundraising and election outcomes;

* the effect of the Citizens United and other recent cases on corporate, trade association, and labor union spending;

* untangling the web of PACs, Super PACs, 527s, and 501(C)s and their fundraising and spending advantages;

* the pervasive use of social media and Internet campaigns to raise money, communicate with voters, and recruit volunteers.