Technically, When we only speak of the trade itself then, there is no clear index when distinguishing market transfer record of between RMT and Normal Account.
When we radically rip off the logics only thing left on trade is “A give B something without proper price”
But there is other index when we look out from the Trade itself
- still, the trade itself could be the point where we start.
Validity of the Account could be the one
Is he used multiple accounts to gather resources?
Could this man bear a malicious sign of Silver Farming Bot Trader?
Is he give Zero attention on in-game contents?
What is the top intention of the Bots?
Trading Silver, so he tries to maximize efficiency before he got banned.
This result in
crappy name (well there are Bots with decent names however)
Zero Quest progression
No diversity in character
No friends forever alone
Also, the money flow criteria
1.How much amount sent per Trade.
2.“Sum of amount of goods sent”
This two channel attack is the most reliable source until now and will.
Cause you can’t hide what you get, as long as item exist.
Aaaand …Steam Account status… things like that.
Until now this filter successfully filtered from Bots to Friend to Friend trade.
That was from last Summer and until now it worked quite nice.
Yes some of the Bots might spot this thread and change their behavior but well Bot Behavior in 2017 is not even close to 19 now
They adapt, we adapt this goes on and on.