I have written a few tutorials about the fundamentals of using ABM.
I have also expounded, till I am blue in the face, about the virtues of this fantastic framework and its' author.
My apps work with CRUD. Lots of it, so it is important to be able to handle this effectively.
For desktop web apps, ABM can't be beat. However, if trying to make it responsive across all types of devices, there are a few things you should know...
I am sure this issue is the same for all the other frameworks as well (extra code and device detection to format correctly on 99 percent of the worlds personal computer - that GD phone people have their face stuck into 99 percent of their waking time!).
Responsive ABMaterial Design - Making this a Reality! ABM is great for easily making world class web apps - particularly for the desktop (big screens). That being said, we often find ourselves less than impressed when we view our great app on a phone or tablet... Personally, I have spent...
www.b4x.com
This link attempts to explain what steps are required to accomplish this, if so interested.
This was hard earned and helped me understand the ABMGrid - at what it really means....
Remember, go slow with ABM - baby steps.... you shall grow into it.