You are free to create whatever accounts you want as long as they publish useful content, but most of the negative trust in those accounts comes from their attempt to scam or spam, for example, you joined a signature campaign that asks you not to participate with more than one account, or a paid review and one review per account is allowed or any condition that requires one person per account and your greed creates more than one account to earn more.



Some use it to hide them identity other to say something that they can say using them main account.