Under Massachusetts law, the elements of a claim for tortious interference with a contract are that: • A valid contract exists between the plaintiff and a. Interference with business relations and interference with contractual relations are actually two separate torts (distinguished below).The evidence warranted finding the defendant liable for intentional interference with another's performance of his own contract. Massachusetts business lawyers explain how improperly interfering with someone else's contract can be unlawful and lead to a lawsuit. If a third party unfairly interferes with a business contract or relationship and causes damage, a tortious interference claim may be a viable option. To establish a case, you need to demonstrate that someone's actions intentionally disrupted your contractual relationship. "One of the elements of intentional interference with contractual relations is improper motive or means on the part of the defendant. The first, under tort law, is against the third party who interfered with the business relationship. In What Ways Does the Law Regulate Tortious Interference? Inducing Breach of Contract vs Intentional Interference With Contractual Relations.