Energy Drinks are mainly used to upgrade your managers and businesses, so use them carefully!

You can get more Energy Drinks by:

• Watching ads for 25 Energy Drinks
• Completing goals - a lot of them have Energy Drinks on their rewards
• Hitting Hacking bonuses on businesses;
• Opening any folder in the store - there's a free pack you can collect every few hours, so keep an eye out!
• Trading cards for it! You will find the offers in the lower part of the map;
• Completing Events milestones(at least in most of the events);
• Inviting your Facebook friends to play the game. You'll receive an extra Energy Drink on every free pack for each Facebook friend that also plays Rob the Rich, up to a maximum of 20 friends.
• Buying certain special offers or Energy Drinks bundles in the store.