CAI Research Foundation 
The CAI Research Foundation is the only organization both recording the history and identifying trends in residential community association living.

California Association of Homeowners Associations
A great resource for California HOA's

Condo Managment Online
The goal of this publication is to teach community association board members and new property managers the basic concepts of property management from a professional manager's point of view.

Habitat Magazine
Habitat is a monthly publication for educating board directors and property managers of co-ops, condos, and HOAs in the New York metropolitan area.

Local Government Commission
The LGC provides a forum and technical assistance to enhance the ability of local governments to create and sustain healthy environments, healthy economies, and social equity.

National Housing Institute
NHI searches for what does and does not work in community building. Their information is used by nonprofit, community-based organizations active in affordable housing and economic development, and related services to low- and moderate-income communities.

Sustainable Communities Network
Linking citizens to resources and to one another to create healthy, vital, sustainable communities.

The Regenesis Report
Sign up for this free newsletter; a valuable source of information on condominium, co-operatives, cohousing, and other homeowner associations. Links to hundreds of other HOA websites.

The Transportation for Livable Communities Network
A resource for people working to create more livable communities by improving transportation.

OTHER

Pacific Gas & Electric
Learn how to save electricity, and find out about energy-saving programs and rebates.

Pacific Bell
The phone company.