I am an Intermediate art learner and just watched few of ur videos on measuring and ideas on portrait drawing, I am willing to practice but at same time really curious, like for how much time , days or months perhaps I should practice before trying to chip in the details , like I am practising to draw the structures and getting the proportions right, or should I just chip in some minor details in the structures that I draw and then skip to the next pose ? So basically I want to know the approach, I know there is no pre determined path to be good at this, but at least some advices before I find my flow