TheAirline.Models.Airlines.Airline.RemoveInsurance C# (CSharp) Method

        public void RemoveInsurance(AirlineInsurance insurance)
        {
            InsurancePolicies.Remove(insurance);
        }

 public static void CheckExpiredInsurance(Airline airline)
 {
     DateTime date = GameObject.GetInstance().GameTime;
     foreach (AirlineInsurance policy in airline.InsurancePolicies)
     {
         if (policy.InsuranceExpires < date)
         {
             airline.RemoveInsurance(policy);
         }
     }
 }