These are not isolated errors. This is a systematic violation of forum rules and deception of other users.
Which forum rules did they violate?
Forum rules:
1. No zero or low value, pointless or uninteresting posts or threads. Account farmers almost always violate this rule:
Cool theme

Thanks, helpful

Thank!
Cool idea! I will open the same in my city !!

Great idea!! But I will not give private keys

The idea of gifts in the crypto is doubtful, but mining is an interesting thing!

An interesting project, is it something like Polybius?
Yes, the project is interesting, I would like to participate in the signature, but still low rank

9. Discussions in the main boards must be in english. All other language discussions should be posted in the appropriate Local board.just "znak"
- it was posted il Ru local.
Do you want a formal answer? I gave it to you.
3 | Twitter accounts must be original. Fake, dead, inactive and bot accounts will not be accepted.
Obviously be.open/Sancho18 have violated this rule.
Perhaps the bounty manager and the company that holds the bounty are not against it, but the rules are written clearly. The fact is that they were violated.
Was the twitter account fake, dead, inactive, or a bot?
https://twitter.com/Sancho_1_8 - fake and bot (no own tweets)
https://twitter.com/bitubuntu - fake and bot.
https://twitter.com/bonanzabits - fake and bot.
The remaining two are
suspended.