Leveling the Playing Field for Employees. Fill out the contact form or call us at (312) 269-0200 or (402) 951-9330 to schedule your consultation.Under Illinois law, a plaintiff cannot bring a cause of action for tortious interference against a party to the contract. It is clear that Illinois recognizes a cause of action for interference with the professional relationship between attorney and client. What Are the Remedies for Wrongful or Tortious Interference With Contracts? Can an employer terminate me without advance notice or without giving a reason or an unfair reason for the termination? Proving to a court that a third party intentionally interfered in a business relationship or contract is complicated. In moving to dismiss Plaintiff's tortious interference with business relations claims, Defendants appear to misconstrue the complaint. Proving to a court that a third party intentionally interfered in a business relationship or contract is complicated. Tortious Interference With an Advantageous Business Relationship .