You can also cheat with Cheat Engine, tho it's a bit tricky, because freaking thing keep changing the address you need so you can't just find via first scan>change value in game>next scan.
I have encountered a bug with school and shop owner, once you get a partnership, you could just visit school and get free money without skipping time to evening. Would've been nice to get at least glimpse of the love route, as it seems much much better for me.
