Commentary
This style of Model is unique to Database Answers.
The intention is to provide an alternative approach to top-level modelling.
The 10 yellow boxes on the left are 'clickable' and provide a different way 
to access information about Tracking.   
These 10 can be changed for different sets of 8 to meet different requirements,
such as Financial Services or HR.
If you would like details please contact me or email at "info (at) barryw.org".

If you are new to Data Models, this page of my new Tutorial will help you 
understand the Data Model.
Please ask us if you would like a a Dimensional Model which is very useful 
for preparing KPIs and Performance Reports.