To prove someone is liable to you for wrongfully interfering with contract, you must prove:
1. The person (natural or corporate person) knew the existence of a contract you had with a
third person;
2. This person intentionally induced or caused the third person to breach the contract with
you;
3. The interference was for an improper purpose (i.e., with an intent to harm you) or by
improper means (i.e., violates some law, regulation, or an established standard of the
trade or profession);
4. The interference caused you damages.