Given these facts, St. Francis likely liable for wrongful interference with a contractual relationship. A fundamental requirement of interference with contractual relations is the existence of a contract between the plaintiff and a third party. E.g.Wrongful or tortious interference with contracts happens when a thirdparty intentionally causes a contracting party to commit a breach of contract. Tortious interference claims arise when another business or person unjustly interferes with the business or contractual relationships of another business. Pennsylvania courts apply the two-year statute of limitations of 42 Pa. Cons. Stat. § 5524(3) to tortious interference with contractual relations claims. What is Tortious Interference? 1937) (stating that the existence of a contract "imposes on all the world the duty of respecting that contractual obligation"). It occurs when someone purposely undermines another's business transactions or injures a business relationship. Previously, Pennsylvania courts typically limited tortious interference claims to prospective, not current, atwill employment relationships.