public CustomerFactory WithAddress()
        {
            var add = new AddressFactory().WithDefaultValues().Build();

            Entity.Address = add;
            return(this);
        }
        public CustomerFactory WithMissingAddressInformation()
        {
            var add = new AddressFactory().WithPostCode("GU12 4DS").Build();

            Entity.Address = add;
            return(this);
        }