Anything other than signature campaigns and gambling.
A bit saved is a bit earned. So save your money by not clicking on any of the signatures of the people posting in this thread.
just common advise A bit saved is a bit earned. So save your money by not clicking on any of the signatures of the people posting in this thread.
anyway gambling is just worth of luck and its up to the user how he/she will use her bitcoins. Still be wise on using it.