We’ll start this article with a breakdown of everything we recommend you purchase, including the cost and in order of necessity. If you haven't already, definitely complete all the questlines in our article on how to become a millionaire when first starting GTA Online.
Still, even the bare minimum requirement, the Kosatka submarine, is pretty steep. Just put on a podcast and enjoy the scenic ocean views as you cruise around the island of San Andreas. Even if it takes you closer to an hour to get all 10 hidden caches (which it probably will if you only buy the bare minimum), it's a pretty chill hour that gives a decent payout that requires pretty much no skill. However, even just having some of the vehicles will help, and you can put the others on your buy list for when you can afford it. And we’re coming clean here: You have to be rich to be able to afford the vehicles you need in order to find all 10 daily caches in under 20 minutes. When you’re rich, the most expensive resource is time.
Each Hidden Cache gives you GTA$ 7,500, plus 500 RP for a total of GTA$ 75,000 and 5,000 RP. The 10 Daily Hidden Caches are just one of the three types of Daily Collectibles available in GTA V Online.