1) Executive Office Garage\n\n GTA Online Executive Offices are profitable; each player can own only one. An optional vehicle storage upgrade adds three Office Garages to the property. This increases its garage capacity to 60 vehicles, the biggest in the game.
To buy the Eclipse Blvd 50 car garage in GTA Online you need to access the Dynasty 8 Real Estate website, which is easiest to do via your phone but can also be reached through the various computers dotted around your properties and businesses.