Grinding contact missions and random job queues in GTA Online is a fast track to burnout. If you want to build a legitimate criminal empire and stack millions effortlessly, your first business rule should be to work smarter, not harder.

To make serious money in Los Santos, you need to invest your capital into income-generating properties that create active high-yield payouts or lucrative passive streams. Here are the top 5 essential investments you need to make your first (and second, and third) million in GTA Online.

1. The Kosatka Submarine (Cayo Perico Heist)

• Best For: Solo grinders and maximum profit-per-hour.
• Cost: $2.2 Million

If you buy only one thing to change your financial status in GTA Online, make it the Kosatka. Introduced with the Cayo Perico Heist update, this submarine remains the absolute undisputed king of money-making in the game.

• How to Get Started: Head over to The Music Locker beneath the Diamond Casino and meet Miguel Madrazo. Afterward, open your SecuroServ interaction menu, register as a VIP/CEO, and purchase the Kosatka from Warstock Cache & Carry.
• Why It’s Essential: Unlike older heists that require four players, Cayo Perico can be completed 100% solo from start to finish. Once you learn the route, you can complete the prep missions and finale in under an hour and walk away with a payout of $1 million to $1.5 million.
• Pro Tip: Play on Hard Mode whenever possible and wait 48 real-world minutes after finishing a heist to trigger a 10% bonus on your next run.

Struggling to scrape together the initial $2.2M startup cash for a submarine? Before buying real estate, start with our breakdown of the best solo money grinding methods in GTA Online to farm your starter capital with zero property requirements.

2. The Nightclub

• Best For: Ultimate passive income.
• Cost: ~$1.08M to $1.7M+ (depending on location and upgrades)

Once you have some startup cash from Cayo Perico, your next major goal should be setting up a Nightclub. While other businesses require constant supply runs, the Nightclub is the pinnacle of passive wealth generation.

• Why It’s Essential: The Nightclub warehouse technicians automatically accrue goods from your other underlying businesses (like your Bunker, CEO Cargo, and MC cocaine/meth labs) without you ever needing to restock them. Plus, keeping your Nightclub’s popularity high through simple basement management missions generates a steady $50,000 every in-game day directly into your wall safe.
• Pro Tip: Buy equipment and staff upgrades as soon as you can afford them to double your warehouse accumulation speed and maximize profit margins.

3. The Agency

• Best For: Solo contracts, Dr. Dre storyline, and quick cash.
• Cost: $2.01M – $2.83M (Milionario/Rockford Hills variants)

The Agency is one of the most versatile properties added to GTA Online, offering high-paying narrative work and convenient utilities.

• Why It’s Essential: Completing The Data Files (The VIP Contract featuring Dr. Dre) rewards you with a clean $1 million payout the first time through, and it can be replayed whenever you want. Additionally, once you complete a handful of Security Contracts, you unlock Payphone Hits, which take 3–5 minutes and reward $85,000 for minimal effort. The Agency building also gives you access to an armory to restock ammo and armor instantly, plus optional Imani Tech upgrades for select vehicles.

4. The Bunker (Gunrunning)

• Best For: Passive background manufacturing & exclusive research.
• Cost: $1.2M – $2.3M (Chumash or Farmhouse locations recommended)

Gunrunning is a classic staple of the GTA Online economy that still holds massive value today.

• Why It’s Essential: Your Bunker operates in the background while you run other activities (like Cayo Perico or Agency missions). It converts supplies into high-value weapon stock that you can sell across Los Santos.
• Pro Tip: Always buy supplies for $75,000 rather than stealing them; your time is better spent on active heists while supplies manufacture automatically. Once you make enough profit, allocate your staff toward Research to unlock explosive sniper rounds, thermal scopes, and weapon coatings.

5. The Arcade (Master Control Terminal)

• Best For: Business management centralization & Casino Heist.
• Cost: $1.23M – $2.53M (Pixel Pete’s vs. Videogeddon/Eight Bit)

While the Arcade grants access to the lucrative Diamond Casino Heist, its true secret weapon for billionaire-tier players is the Master Control Terminal (MCT) upgrade.

• Why It’s Essential: Instead of driving across the map to check on your Bunker, Nightclub, and MC businesses individually, the MCT lets you monitor stock levels, launch resupply orders, and trigger sale missions for all your businesses from a single computer screen. It saves countless hours of travel time and streamlines your entire empire.

The Bottom Line

Building wealth in GTA Online is all about leverage. Start by securing a Kosatka Submarine to fund your operations through quick solo heists. From there, reinvest your earnings into passive powerhouses like the Nightclub, Bunker, and Agency to ensure money flows into your account whether you’re actively grinding or just cruising around Los Santos.