Getting Started with SSIS - http://msdn.microsoft.com/en-us/sqlserver/bb671393.aspx
If you are Integration Services Information Worker - http://msdn.microsoft.com/en-us/library/ms141667(SQL.90).aspx
If you are Integration Services Administrator - http://msdn.microsoft.com/en-us/library/ms137815(SQL.90).aspx
If you are Integration Services Developer - http://msdn.microsoft.com/en-us/library/ms137709(SQL.90).aspx
If you are Integration Services Architect - http://msdn.microsoft.com/en-us/library/ms142161(SQL.90).aspx
Overview of SSIS - http://msdn.microsoft.com/en-us/library/ms141263(SQL.90).aspx
Integration Services How-to Topics - http://msdn.microsoft.com/en-us/library/ms141767(SQL.90).aspx
