All about SharePoint

Getting Started:

• Getting Started Developing on SharePoint 2010
• http://officebeta.microsoft.com/en-us/sharepoint-server-help/get-started-with-sharepoint-server-2010-HA010371435.aspx
• http://msdn.microsoft.com/en-us/sharepoint/default.aspx
• SharePoint UK User Group
  
• Microsoft Office SharePoint Server (MOSS)
• Microsoft SharePoint Services (MSS)
• SharePoint Magazine
• SharePoint Designer
• SharePoint Community Portal
• WSS on TechNet
• SharePoint User Group

Development

• Windows SharePoint Services Default Master Pages
• Microsoft.SharePoint.WebControls
• Microsoft.SharePoint.WebPartPages
• If you have to install WSS on Windows Vista x64, it's not possible! try Bamboo website which has a fix for it.

Screencasts:

• MSDN Screencasts for SharePoint
• SharePoint Server Videos and Webcasts
• SharePoint Video Tutorials
  
• WSS 3.0 for End Users
• Channel9

E-Books:

• 7 Development Projects with SharePoint

Blogs:

• SharePointHosting

Forums:

• http://social.msdn.microsoft.com/Forums/en-US/category/sharepoint

Certifications & Exams:

• MCTS: SharePoint Server 2007, Configuration
• Exam 70-630, TS:Microsoft Office SharePoint Server 2007, Configuring
• MCTS: SharePoint Server 2007: Application Development
• Exam 70-542, TS: Microsoft Office SharePoint Server 2007 - Application Development
• MCTS: SharePoint 2010, Configuration:
• Exam 70-667, TS: Microsoft SharePoint 2010, Configuring
• MCTS: SharePoint 2010, Application Development
• Exam 70-573, TS: Microsoft SharePoint 2010, Application Development
• MCPD: SharePoint Developer 2010
• MCTS: SharePoint 2010, Application Development
• Exam 70-576, PRO: Designing and Developing Microsoft SharePoint 2010 Applications
• MCITP: SharePoint Administrator 2010
• MCTS: SharePoint 2010, Configuration
• Exam 70-668, PRO: Microsoft SharePoint 2010, Administrator
• MCM on Microsoft SharePoint Server 2010
• MCPD: SharePoint Developer 2010
• MCITP: SharePoint Administrator 2010

Best Practices:

• patterns & practices SharePoint Guidance