BIT COINS...ther rage now..but scms are there in??? How to find

There is great euphoria for bit coins and there appears to be a mad rush to acquire those but various methods are afloat on the net fro direct buying PTC..Free coins and host of other avenues with attractive offers and some scammers also but how to separate those scammers from the real is the question?? can there be a real review tested verified method?? tha is the point to discuss..let us