You have two applicants that meet both of your criteria, fraud and spam. You're off to a good start.
What this user actually does is to delete his old posts in a thread and then reposting them some days later to get paid again for them.
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I will post and repost them 100 times if I want and
I clearly didn't break any Campaign rule, if you try to prove that in real court then your claims will be pushed aside.
Also, the campaign I was in hasn't paid their participants for like 10 weeks and the money that's due is around 20,000 US Dollars.
And btw Thieves and Scammers use ChipMixer Mix their Coins and they use that money to pay you for promoting them that speaks for itself about you.