I have to privelege to be able to do this the whole day, i'm staying at my parents and they're fine with it so .. ahah
Honestly i just work on what floats my boat and its been working so ...
some period i feel i need to work on anatomy so i do it, sometimes on forms etc
Artwod is great if u wanna practice 3D awareness and perspective and understand the forms of things ! They got a freetrial u can try