I think this is why it's vital that Tapu Tapu allows you to have a credit card on your wrist as it will streamline your day as you're not going back and forth to your locker any time you want to buy something and from Universal's point of view, without the hassle of going back and forth to your locker, you'll probably be inclined to buy more.
You better believe, I'm grabbing a sunbed or chair. If I'm only going to experience the sun for 2 weeks that year, I'm going to enjoy every second of it.