Somewhat like the popular PML school;
https://support.certara.com/forums/forum/34-pml-school/
We have created a new forum area to focus on comparing how NLME works in comparision to NONMEM;
https://support.certara.com/forums/forum/35-nlme-nonmem-model-comparisons/
There are already 13 topics there so I suggest you subscribe to follow the forum plus any specific topics on which you would like to receive updates.
Simon.