I am just a newbie and I am trying to earn some, is this site legit?
Are you asking for the Bitcointalk forum? Yes, this site is legal. There is no illegal.
You can benefit from the information on the Bitcointalk. You can also win a bitcoin by participating in signature campaigns.
there is a lot of work in this forum. You can get many bitcoin to do to explore the various sections in this forum. there are many potential benefits can you get such services, signature campaigns, contests, etc