Scams are everywhere in the crypto currency world especially in the ICO projects. So it is our duty and responsibility to our selves that we need to take necessary pre cautions before getting into any project or investment. You need to research about the project first, the team, the product the mission and vision of the project, and all the important details of it, usually all those would be in their whitepaper. Check and read their websites and know more about their managers. It will never hurt to spend time and effort here to ensure that the project it worthwhile than be scammed and put all your time and effort into waste.