California Secretary of State
http://www.ss.ca.gov

EIN online
http://www.irs.gov/businesses/small/article/0,,id=102767,00.html

IRS forms
http://www.irs.ustreas.gov/formspubs/index.html

Revenue Rulings
http://www.taxlinks.com

Private Letter Rulings
http://www.irs.gov/govt/article/0,,id=96313,00.html

Trusts & Estates Magazine
http://www.trustsandestates.com

South Bay Estate Planning Council
http://www.sbepc.org

Long Beach Estate Planning and Trust Council
http://www.eptclb.org