public bool Contains(PaymentMethod paymentMethod) { return(this.List.Contains(paymentMethod)); }
public void Remove(PaymentMethod paymentMethod) { this.List.Remove(paymentMethod); }
public int IndexOf(PaymentMethod paymentMethod) { return(this.List.IndexOf(paymentMethod)); }
public void Insert(int index, PaymentMethod paymentMethod) { this.List.Insert(index, paymentMethod); }
public int Add(PaymentMethod paymentMethod) { return(this.List.Add(paymentMethod)); }