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You can move posts to a topic of your choice.
Select the post that you would like to move.
Click on the Action bar, then select Move from the drop-down menu.
Select a destination topic in the topics list that appears.
The moderator will be checked for "Move" permission. He can only move posts inside the forum that he manages. Therefore, at the destination topics list, only the topics which the Moderator has the "move" permission, are listed.