so far i have done data modeling like below
1.Loading All the tables into QV App
2.Removing Sythetic keys,Circular References and garbage fields.
3.and Other transfermations.
Apart from this I'm expecting other Best practices for Data Model designing
I think this is more of generic document from QlikTech.Eventhough it is addressing good DM designing.
I'm actully expecting best approch or way for DM design.
You can also do this steps:
Hope these 4 steps can give you a better and summarize way to understand the basics of best practice in Data Modeling