File Upload Settings needed on Server 2008

By default, the max content header length is set to 30mbytes in IIS 7. You need to adjust this number up to allow files larger the 30 Megabytes to be uploaded. Details can be found here.

Slipstreamed SP1 Made Available

Read all about it here:

Windows Server 2008 TechCenter for MOSS

Gives you step by step directions for installing MOSS on Windows Server 2008 and provides other information.