Indicates setbacks and disappointments.
Dream dictionary: Barter dream meanings
Dreaming about one exchanging, whether objects, animals or money, means good business in the present and better ones in the near future. A woman who dreams about herself changing boyfriends, means that any of the men who have approached her, satisfies her, but she wants to find someone to her liking.
To place things in the proper position, or to move them to a better place, or to give them a better environment in a dream means commanding what is good and forbidding what is evil. To downgrade things by placing them in an unfitting environment in a dream means the opposite, or it could mean barter– ing good for evil, or unjustly depreciating and devaluating an object.