Many people need big proof to satisfy that this site is legit ..whats the best way to convince your relatives or friends
What's your mean to " site is legit " , if you are asking about the legidity of blockchain.infi then first k ow about the bitcoin that its value may be high or down and nothing is fix , so no doubt should be in anyone mind about blockchain .
But if you are going to Invest in any Investment site then first take review in the Google about that site because most of the mining and Investment ( which promise to double your Money in day , week , month , two month or yearly ) most of the such sites are scam .
To multiply your money , the one and one only way is Investment in the trading , Because all depends upon your luck that how did you are making trade with altcoins .
Here history of the bitcoin is itself the proof that what the bitcoin is and how many countries accepted it as legal and safe way of payment .