caution in the ICO is a very basic element and should not be considered easy. things to note, reviewed. There are a few things to note, the first carefully in choosing ICO before it finally decided to join. make sure it is true, promising, and the information was able to answers the what was to become of mind you. afterward carefully in the process of implementation, this will drain a lot of effort and thought, where patience, emotional will be tested which will be an effect on decision-making, so it affects the end result.