Tally Solutions India Pvt Ltd has provided Tally.ERP 9 Flash Demo free all Tally users.
Demo contains introduction to Tally ERP 9, new features of Tally ERP 9, new enhancement in Tally etc…

Download the Tally ERP 9 Introduction : Flash Demo
http://tallysolutions.com/newwebsite/Downloads/Presentations/TallyERP%209/00%20Introduction.exe

Download the Tally ERP 9 – A User Perspective PDF :
http://www.tallysolutions.com/newwebsite/Downloads/TallyPDFs/Tally-ERP9-A-User-Perspective.pdf