On march 4th Microsoft communicated on their Office 2010 Engineering blog that they are on Schedule with Office 2010 and will release it to manufacturing next month. For Enterprise customers Office 2010 will be available as of May 12th, consumers will get Office 2010 in June.
Microsoft Office 2010 Site
Planning, configuration, deployment and compatibility guides can be found here
Microsoft Office ONRAMP Site
Office OnRamp is the BPIO execution package that launches Office 2010 to the Enterprise business. Office OnRamp helps you drive the conversations you need to have with TDMs, ITPros and end users to renew EAs, drive Office 2010 deployment and win new EA business. OnRamp provides a complete set of orchestrated activities and marketing materials that give you the tools you need to demonstrate the value of Office 2010 in the BPIO framework and WIN!
Office OnRamp for TDMs:
Office 2010 Brochure for TDMs
Office 2010 TDM Pitch Deck for Office OnRamp
Office 2010 Client and Server Integration Whitepaper
Office 2010 Client and Server Integration Customer Ready Deck
Top New Capabilities for TDMs in Office 2010
Office 2010 End User and TDM Value Prop
Office OnRamp for IT Pros
Overview of 2010 for IT Pros
Tools for Planning Office 2010 Deployment
Security & Compliance
Application Compatibility for Office 2010
Office 2010 Deployment Considerations
Volume Activation for Office 2010
Web App Architecture & Deployment for Office 2010