Excel Services step-by-step guides (White paper)

These guides help you learn about Excel Services in Microsoft Office SharePoint Server 2007 functionality and understand the relationships among various components of Microsoft Office SharePoint Server 2007. The procedures in these guides take you step by step through the process of configuring and using Excel Services to build fully functional PivotTable reports, charts, and a variety of other reports. You can also learn how to restrict access to spreadsheet data and connect to an external data source.

Read More http://technet.microsoft.com/en-us/library/cc263430.aspx

SharePoint Admin Tools

SharePoint Capacity Planning Tool

The SharePoint Capacity Planning Tool gives you a head start on planning new SharePoint installations by helping you answer questions about necessary hardware and user capacity. It uses basic information that you provide about your organization and your SharePoint usage requirements to provide a first approximation of the topology your organization needs. You can access the tool here:
http://technet.microsoft.com/en-us/library/bb961988.aspx



SharePoint Monitoring Toolkit

The new features of Windows SharePoint Services 3.0, Office SharePoint server 2007, and System Center Operations Manager 2007 introduce new and enhanced monitoring and management capabilities to SharePoint managed environments. The SharePoint Monitoring Toolkit enables you to quickly and easily take advantage of many of these new features. You can learn more here:
http://technet.microsoft.com/en-us/library/bb975149.aspx.

Sharepoint custom List XSL