When Social media bans ICO & Crypto ads,
As far as I know, Facebook and Google are the only platforms that have banned such ads.
what will be the best way for companies to advertise and inform?
It's up to advertisers to choose the best place, but this forum promises an excellent platform.
reddit.com & coinmarketcap.com Are alternative places if you do not like bitcointalk.
Projects based on donations are better because of the bad reputation of ICOs