Throw a bunch of lavish parties and get a lot of acquaintances, slowly burning that money until your accountant tells you that you have nothing; and so your friends leave you because they were only in it for the money and status.
There's plenty of precedent for that, so it could work
You could hire a personal shopper who takes you out and helps style you and put together a wardrobe of outfits--because when you look your best, wearing clothes that flatter your shape and skin undertones, you feel more confident. (You know how some shirts make you look great and some make you look sickly? That happens to everyone because of how their undertones interact with the colours they wear.)
And more confidence leads to better work and personal life outcomes, because you are more likely to bring your best self.
Or even just getting a bunch of nice shoes to rotate through, as this 8 shoe rotation with the same outfit shows how shoes can make or break your appearance (see pics):