Resources

SQL Server
Product Pagehttp://www.microsoft.com/sqlserver/
MSDNhttp://msdn.microsoft.com/en-us/sqlserver/
Technethttp://technet.microsoft.com/en-us/sqlserver/

Resource Sites
SQL Server Centralhttp://www.sqlservercentral.com/
Simple Talkhttp://www.simple-talk.com/sql/
SQLServerPediahttp://sqlserverpedia.com/
MS SQL Tipshttp://www.mssqltips.com/
SQL Server Performancehttp://www.sql-server-performance.com
SQL Teamhttp://www.sqlteam.com/

Worldwide User Groups
SQL Server Worldwide Users Grouphttp://www.sswug.org/
PASS - Professional Assosiciation for SQL Serverhttp://www.sqlpass.org/

UK SQL Community
UK SQL Server User Grouphttp://sqlserverfaq.com/
SQL Server Community Blogshttp://sqlblogcasts.com/
PASS UK - Professional Assosiciation for SQL Server UKhttp://www.sqlpass.org.uk/
SQL Socialhttp://sqlsocial.com/
SQLBITS Conferencehttp://sqlbits.com/