This article discusses what constitutes wrongful interference under Arizona law. Tortious interference occurs when a third party disrupts an existing or prospective business relationship between two or more other parties.Such primary torts or violations may include fraud, breach of fiduciary duty, and intentional interference with a business relationship or expectancy. Tortious interference is a common law doctrine where an uninvited person wrongfully intrudes on another person's economic relationship and causes harm. If a third party unfairly interferes with a business contract or relationship and causes damage, a tortious interference claim may be a viable option. Wrongful or tortious interference with contracts happens when a thirdparty intentionally causes a contracting party to commit a breach of contract. Arizona recognizes the tort of intentional interference with business expectancies. Tortious Interference: If a third party intentionally disrupts your business relationships, we'll hold them accountable. For interference with business relationships. Wagenseller, 147 Ariz.