Insert the projects you know that are 100% scam ... I start HVN terminal, HBZ (helbiz)
if you have issues in that Project and has enough evidence and proof?then better create a thread in Scam accusation section that you will find here
https://bitcointalk.org/index.php?board=83.0or you can provide in reputation section so others will help you find out other evidence for the said case
https://bitcointalk.org/index.php?board=129.0it is not easy to prove something like scam but you dont have just post this like that.