This article defines preliminary injunction, details its elements and the hearing process, and includes a sample motion to download. The court may issue a preliminary injunction or a temporary restraining order only if the movant gives security in an amount that the court considers proper.For the court to grant injunctive relief, the claimant must prove that without the injunction, they would suffer "irreparable harm. In this article for New York Law Journal, Kirkland partner Matthew Solum discusses injunctive relief in private arbitrations. A preliminary injunction may be granted where it appears that the defendant threatens or is about to do an act in violation of the plaintiff's rights. Injunctive relief is a critical tool in the legal system, used to prevent harm before it happens or to stop ongoing harm.