In arms cartel revenge game, you play as a mafia whose is doing a trafficking weapons, intimidation and other sorts of jobs to get money for your business
You have to complete missions around the world, battle against other cartels, join a clan and engage in clan warfare so that you can complete your goal and to become the top cartel in the game.
Grow your cartel by following these steps Go to the Cartel menu
Go to the Invite VIPs section
Simply add all of the VIPs to your cartel.
As a cartel you should have your own weapon, armor and vehicle as well.
Vehicles are fairly expensive, but weapons and armor are not that expensive
Try to go to the store and buy some equipment for everyone so that your attack and defense skyrocket in comparison to other players.
By doing so those storage facilities will earn you money, and while the price increases 100 dollars each time, it will still be worth it for what you earn
Note that each storage facility will not take up any extra space in your city, so you can stack a ton of them on top of each other for maximum profit.
Try to spend your skill points on your energy and stamina in order to do more battling and complete more jobs.
Remember not to spend it on attack and defense as it will be useful to increase your attack and defense just by increasing the size of your cartel and buying better equipment for them.