How do you get free stuff in restaurant city without paying?

In Restaurant City, players can obtain free items by participating in various in-game events and promotions, which often offer rewards for completing tasks or challenges. Additionally, players can earn free items through daily login bonuses and by leveling up their restaurant. Engaging with friends and visiting their restaurants can also yield gifts and bonuses. However, be cautious of scams or unofficial websites claiming to provide free items, as these can compromise your account.