Better user guide documentation
Current user documentation is not bad but could be improved with more examples.
Col Delane commented
The Help documentation for XL2007 & 2010 is crap compared to what was available in XL2003
Kenneth Barber commented
Google search results were my tutorial and hopefully they will be yours. You will likely get answers to your problems through answered forum questions. You won't even have to post your question because the answer will already be there.