If you want to choose a good ICO, first of all, you must investigate the team behind (I mean here team members and advisors). Cause the concept might be very good but the key role in the project success is its implementation by the people. So the first thing you should do is to have a look at the experience of the team and the project that they have taken part before. Also, you will know about success by observing fundraising campaign and how quickly it is processing. After this, you can make a grounded decision on the investment strategy