Just hours before the SharePoint Conference 2009 starts in Vegas, and all information will flood out from the conference, blogs and twitter, Microsoft released three four posters that should help you in planning and updating your SharePoint 2007 installation to SharePoint 2010.

Microsoft SharePoint Server 2010 Upgrade Approaches (added since original posting) Visually describes the different upgrade approaches

Microsoft SharePoint Server 2010 Upgrade Planning Takes you through how to upgrade hardware and software on your servers. Shows the available upgrade paths.

Microsoft SharePoint Server 2010 — Test Your Upgrade Process How to set up a test farm and then install your customizations, copy data and review the results.

Microsoft SharePoint Server 2010 — Services Upgrade Perhaps the most exciting poster of them all with information on how to do an in-place upgrade of the Shared Service Providers in 2007 and how these services work in 2010.

Service comparison of 2007 and 2010

They are all a good read and should be printed by all SharePoint admins out there…