to prove they're not scammer project and minimize your investment of being scam...
1. look for the team if they're legit and real human... prove to yourself if they're human and real, not fake linkin from russia, reddit or facebook stuff...
2. list your find...
Good information but that doesn't say it all, have you seen projects that are successful for years and their team are anonymous till date? What's your take on this? Even if the teams are real it doesn't mean they won't scam their investors, we aren't God so we can't know what the team have in mind for any new project, this is why its always best to invest what you can afford to lose