There's a lot of research and studies needed in choosing ICO you should not just consider if the project is legit, you should also consider if the concept or the idea of the project can be implementable or can be develop and the numbers of investors you think they've got.
Remember that to increase the tokens price of the ICOs they need to have many or big investors first, check this thread I've made about ICOs it's just a basics such as:
• Criterias on choosing the ICO
• Different kinds of scams in the cryptocurrency industry.
Here's the link:
Avoid Being Scammed Again.