I believe he has a reason why he asked this question, it might not be for only him, I also need answers as regards this, I have gone through some of the list of answers I find a lot not even answering the question. Well my bit with what I have learnt, and question other people about is you can really point out that this is a good signature if you have not attempted or study or read of their ICO patterns,so make a comprehensive research and pick your favorable. And also pick and analyze favourable project.