Resources - Migration from SQL 2000/SQL2005 to SQL 2008

I will keep on adding the resources which I would find useful to help customer upgrading from SQL Server 2000/SQL Server 2005 to SQL Server 2008

White paper written by experts SQL Server 2008 Upgrade Technical Reference Guide

SQLCAT Team Blog

MSDN Link Resources for Upgrading to SQL Server 2008

SQL Server UE team blog

Upgrade Advisor