1. **Location**: Location is crucial to ensuring you find a good place to play. Check the opening hours of locations, especially if they are located in residential or commercial areas where most people work or spend their free time.
2. **Type of Machine**: There are many variants of slot machines in Brazil. Some of the most popular include slots with animals (e.g. lions, dragons, etc.), slots with cars (e.g. run, accelerate, brake), and slots with famous characters (e.g. Batman, Superman, etc.) .
3. **Point Value**: Some places charge a minimum amount to play. This may vary depending on the fuel station, but it is important to know this to avoid any unexpected situations.
4. **Fuel Station Situation**: Some fuel stations have slot machines that can only be used during certain hours. Be sure to check the specific time before going to the station.
5. **Accessibility**: Make sure you have enough money to play. Some places charge a fee per game, and some require you to purchase some type of card to play.
6. **Safety Conditions**: Sometimes, certain types of machines are equipped with safety devices that prevent unauthorized objects from entering. Please remember this and follow all safety guidelines provided.
7. **Fun and Prizes**: The main objective of playing slots is to have fun. There is no need to wait for big prizes as most of these machines offer simple rewards like stackable points or additional winnings when you play properly.
It all depends on your personal experience and preferences, but these are some useful tips for those who want to play slot machines at gas stations in Brazil. Good luck!