First, you should always research about a hyip scheme before investing your money in it. Always beware of those hyip schemes whom you have never heard about and which promise a very high rate of interest. False promises are often made for trapping the investors. Second, one should not invest in those hyip schemes which offer fixed rate of interest. This is because hyip schemes earn money with progressive rate of interest. Those hyip schemes which offer fixed rate of interest are scams most of the times. Third, never use suspicious websites for finding the right kind of hyip schemes. It is always good to check the credibility, history and achievements of a website before trusting it.