A unilateral contract means that one party promises to do something without receiving any promise or commitment from the other party. Only one person is obliged to fulfill their side of the agreement. Full definition
The Italian Jobs Act on self - employment (Law 22/05/2017, No. 81 - Measures for the protection of non-entrepreneurial self - employment and measures to encourage flexible articulation in the time and place of subordinate work) introduced some limitations to the contractual freedom, including the ineffectiveness of unilateral contract amendment clauses. (idiproject.com)
You also need to prove the same criteria should you decide to enforce a bilateral or unilateral contract in court. (rocketlawyer.com)
All life insurance policies are unilateral contracts meaning they can not be cancelled by anyone other than the insured individual or the policy owner. (keypersoninsurance.com)