Seeds selling and manor system

[Aristotle]

Got this from a player and I am looking for more informations abou how a player can fail to trade crops back to ncp and when he trade 2 or 10 crops, system gives back same amount of materials.

 

[Deazer]

Got this from a player and I am looking for more informations abou how a player can fail to trade crops back to ncp and when he trade 2 or 10 crops, system gives back same amount of materials.

fail can get if the entire order placed by the clan leader was completed. 10 or 2 depends on how the leader set up the clan.
Just google and read how manor is work