i wonder what makes you trust a new altcoin? what you're looking for in their company page etc...?
I look at the road map and the team besides white paper. I mean I am not interested in projects that was developed like beyond 2017, I prefer to invest in the project, that has history of running, like MTC (free telemedicine) and CBC (gambling). This is very interesting topic to read, what people decision on a their's particular choice of investing