Title says it all. If you're looking to invest in an ICO or pre-ICO blockchain project, what's 1-2 attributes that are most important to you? Market size/potential? Management team? Technology that is distinctive? Strong white paper? Social media following? Other...
Aaaaaaaand go!
First of all, I look at the idea of the project and assess the possibility of launching the product on time. I also draw attention to the development team. I believe that the team's activity in communication with its investors is an important factor.