State of Nebraska Websites:
Nebraska Department of Revenue
Nebraska Secretary of State
Nebraska State Treasurer
Contact Nebraska Senators and Congressmen
Nebraska Department of Motor Vehicles

Federal/Governmental Websites:
Internal Revenue Service (IRS - Homepage)
IRS Basic Tools for Tax Professionals
IRS Tax Information for Tax Professionals
IRS Payroll Professionals Tax Center
Social Security Administration
National Do Not Call Registry  
E-verify  
US House of Representatives
US Senate

Organization Websites:
National Society of Accountants
Accreditation Council for Accountancy & Taxation 

Informative/Misc. Websites:
Kelly Blue Book
Interest Rates

Order Reference Manuals:
The TaxBook [2011]
Quickfinder [2011]