Running out of ways to spend simoleons - Increase the simoleon cap or add more ways to spend $$

Perhaps running a bigger business, like a hotel, resort, etc, increase the tuition fee, send kids to private schools, multiple houses ownership, luxury vacations, cars, helicopter, yatch, boat, ability to buy community lots (I always want my Sims to own a gallery/museum, hospital, etc), inheritance system, insurance, taxation & many more. So far, the Sims can invest if they're the Investor and also shrewd trait from wealthy aspiration. Perhaps, they can let anyone to start investing too.