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.
Well, I know just write in the treats, or create a treat, but a little time this is not give me XP. What I do now, to get a little XP. I'm in 72%, I really need more and more XP.