Pinterest Just unbanned my site without any interference

Before 3 days i get banned from pinterest, All my site articles was copied viral articles so i didn't send any message to pinterest to unban my site, And i just unclaimed the site from the account, Today the traffic back to the site And the site unbanned !

Any one know what happend ?

Also what i should to to prevent the future ban

That is super annoying. Maybe it was flagged for manual review, and they checked it and decided to reinstate?

shog said:

That is super annoying. Maybe it was flagged for manual review, and they checked it and decided to reinstate?

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I thought about this,But the most of the sites that publish the topics I post are blocked, so how did they decide not to block it?