Try to participate in IEO projects released on reputable exchanges like Binance, bittrex, or Huobi. Trying to learn and improve your knowledge is also a way to avoid scammers. Practice protecting your money before we have specific rules.
Participating with IEO on famous exchanges might sound good. Investors are interested because the exchange status usually has the confidence of many people.
Many people now jump into IEO because they know the potential and are safe to invest. But still must be remembered, all risks must always be considered.