One of the best things about Roblox: Adopt Me is the ability to collect various pets and show them off to friends and strangers alike. However, unless you're a big spender, getting your hand on ...

Reach World 2 to unlock trade (Image via Roblox) In this game, the trading system gets unlocked once you reach the World 2 map. To reach there, you must finish all the World 1 stories.