There are five kinds of Boosters, each having a unique use. Uses range from increasing the prices of menu items without the coffee or tea containers and having your staff automatically refill machines.

Boosters can be obtained in numerous ways, such as levelling up, purchasing, and winning them in the Bunny game. To get started, talk to Fernando.
 
 
 
Question & Answer:

Question: What are the ways that I can get Boosters?
Answer: Players can find Boosters in the Booster Gifts, when levelling up, in the Bunny game, from social media contests. There may be some new ways in the future. Stay tuned!

Question: When do Boosters become available?
Answer: All Boosters and Booster Gifts become available at level 8.
 
Question: How can I use boosters?
Answer: You can use them the following way:
 
Raise Price boosters - open the boosters menu and press the "Activate" button under the booster
 
Sell Order booster - collect ingredients of a certain recipe, start a conversation with a client, you will see the chat option to use the booster, click on it and the booster will be used
 
Machine Auto-Refill booster - open the boosters menu and press the "Activate" button under the booster
 
Refresh Orders - click on the phone in your cafe, on the right bottom of the phone screen click on the "Refresh all orders" button,  and the booster will be used
 
Another order - before using this booster make sure that all your change order attempts were already used. Then start a conversation with a client, choose the option "Would you like something special?", choose the option "Maybe you'd like something else?" and the booster will be used.