New to bitcoin, found out about it a while back, but forgot as I was busy with other things.  Looking around a playing a bit with some very light capital to see where things go.

So what happens to lurker noobs?

Every transaction must be verified, and added to the blockchain. This is done with the process of mining. Part of the mining process verifies that the transactions are consistent, come from a valid client, and don't contradict other transactions. This avoids the possibility of double spend and counterfeit BTC.