Common sense must really be used, anyone who gives an airdrop or some kind of unreasonable giveaway must be suspected and reported.
Creating ads on Facebook and Google is already automated as long as you are not using the keywords arms/drugs /gambling you can have your ads shown to the audience that you want to target, all these two big giants companies want is money flowing in continuously, we will still go down to being educated on how to look on a project don't rely on ads or recommendation always rely on your knowledge it's your money and they don't care.