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 just finished the first task and I have a screenshot of it. It let me chose the file and the loading bar is fully blue.... but it doesn't tell me they're going to check it. So basically, I'm having problems sending the picture. This happen to anybody else?