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.
I started the other task for this game (reach level five). Can I send a screenshot of my account at lvl 5 on the other offer and still be credited or does that count as cheating?