//--------------CONSTRUCTOR-------------------//
        public RentManagementSystem(
            IStoreRentals rentalStorageArg,
            IStoreTenants tenantsStorageArg,
            IStoreAssignment assignStorageArg)

        {
            _tenantStorage = tenantsStorageArg;           //<= on doing the dependency injection
            _rentalStorage = rentalStorageArg;
            _assignStorage = assignStorageArg;
        }
        //--------------CONSTRUCTOR-------------------//
        public RentManagementSystem(
            IStoreRentals rentalStorageArg,
            IStoreTenants tenantsStorageArg,
            IStoreAssignmentList assignStorageArg)

        {
            _tenantStorageList = tenantsStorageArg;           //<= on doing the dependency injection
            //list of units of apartment
            _rentalStorageList = rentalStorageArg;
            //list of assignments
            _assignStorageList = assignStorageArg;
            //creating the tenant(TENANTS OBJECTS)
            Tenant tenant1 =
                new Tenant(Guid.NewGuid(), "Jay", "Bhai", "01-4100 Rae Street", "S4S3A0", "Regina", "Driver's License", 900, false);

            Tenant tenant2 =
                new Tenant(Guid.NewGuid(), "Jayshree", "Ben", "02-4100 Rae Street", "S4S3A0", "Regina", "Driver's License", 900, false);

            // Tenant tenant3 =
            // new Tenant(Guid.NewGuid(), "Jayesh", "Kumar", "03-4100 Rae Street", "S4S3A0", "Regina", "Driver's License", 900, false);

            // Tenant tenant4 =
            // new Tenant(Guid.NewGuid(), "Jaya", "Kumari", "04-4100 Rae Street", "S4S3A0", "Regina", "Driver's License", 900, false);


            //creating the rental apartment objects
            Rental unit1 = new Rental(4100, 01, 2, 900, false);
            Rental unit2 = new Rental(4100, 02, 2, 900, false);
            Rental unit3 = new Rental(4100, 03, 2, 900, false);
            Rental unit4 = new Rental(4100, 04, 2, 900, false);


            //adding the tenants in the tenant list

            _tenantStorageList.Create(tenant1);
            _tenantStorageList.Create(tenant2);
            // _tenantStorageList.Create(tenant3);
            // _tenantStorageList.Create(tenant4);



            //adding the apartments in the apartment lists

            _rentalStorageList.Create(unit1);
            _rentalStorageList.Create(unit2);
            _rentalStorageList.Create(unit3);
            _rentalStorageList.Create(unit4);
        }