If you need help with Excel, here are some people and places which will prove invaluable.
Homepage: http://office.microsoft.com/en-us/
Manual and documentation: http://office.microsoft.com/en-us/excel-help/excel-help-and-how-to-FX101814052.aspx?CTT=97
API Viewer is an application that exposes Windows APIs, which you can use in your VBA code. You can download the application from http://www.activevb.de/rubriken/apiviewer/index-apiviewer.html.
A list of Excel MVP's websites is found at http://www.mvps.org/links.html#Excel.
Here is a selection of VBA code samples that will help you hone your coding skills:
Excel ActiveX Data Objects (ADO) coding: http://www.excelguru.ca/list.php?category/49-Excel-ADO
Interact with Outlook from Excel: http://www.msofficegurus.com/post/Creating-Outlook-2007-Rules-from-Excel-2007.aspx
Official forums: http://answers...