Title is a little confusing the official (since July 2013) Quark Reddit is /r/Quarkcoin and recently one of altcoins first and most popular faucet forums
http://quarktalk.cc/ has opened with 200+ members already signed up where you get rewarded (payout every month, might chance to every week) for your contribution.
The promotion goes out like this, first 100 got 500 QRK, first 1000 will get 100 QRK and first 10K users will get 10 QRK for posting their first post. Other than that creating threads/replying/like etc are rewarded in each case depending on the quality of the post.