Ammunition must be purchased individually. Orbital Cannon: This satellite-mounted superweapon can be unlocked by purchasing a War Room for your facility.Lounge: The base comes with an employee lounge, but these areas can be upgraded with optional design styles.Facility Style: There are nine different color schemes available for the abandoned IAA base.Facility Designs: Choose on of nine graphics to be the symbol of your base.When purchasing one of these bases, players have the option of upgrading the following amenities: In order to begin The Doomsday Heist storyline, you must first purchase one of the nine newly disclosed underground IAA bases hidden around San Andreas. New from the last Heists update is the ability to launch a Heist mission with only two players. Players in the crew can vote on whether or not they are satisfied with their share of the take. This mission's payout is divided up by the crew leader - the intention is to recoupe their losses form the setup missions while also turning a tidy profit. You and your three teammates will need to be in constant communication and work together to complete all parts of these complex, multi-faceted missions. These are the culmination of all of your preparation and setup missions.