(1) Too real! Too real!
(2) I think you should be able to continue doing tasks at home into the night, particularly playing games or working on your portfolio---because who among us hasn't? (Maybe it's usually a bad idea, but you should be able to do it.)
(3) I think sleep should be the best way to restore stamina, and actually working out should deplete it but increase your maximum or your regeneration---so it has a long-term benefit at a short-term cost.
(4) I think submitting apps should cost morale (either in addition to, or instead of, stamina), because, uh, I feel like it does.