Iconic gestures are different from other gestures in that they are used to show physical, concrete items. Iconic gestures are useful as they add detail to the mental image that the person is trying convey. They also show the first person or second person viewpoint that the person is taking.
Contract litigation is the pursuit in court of legal remedies when contracts are broken or otherwise become subject to dispute.
A civil lawsuit is an adversary proceeding between (or among) two or more parties who have competing interests. Let's start with the basics. The party who brings the suit to court is called the plaintiff. The party sued by the plaintiff is called the defendant.