Play games
Choose the game that interests you and play itfor free.
Complete the quests
Every game has some quests for which you will receive Soul Gems.
Receive rewards
You can exchange your Soul Gems for Steam Wallet top-ups, game keys, CS:GO Skins and other rewards.
No they don't since their platform is so bad that people can create backdoor scripts that can get people banned. Like wouldn't roblox just be able to get rid of them for example, Flamingo he was banned for saying yes like, what??? Roblox is actually banning people for agreeing to something