namespace Yavsc.Helpers { using Models.Bank; public static class BankInfoHelpers { public static bool IsValid(this BankIdentity info) {  return ByIbanBIC(info) || ByAccountNumber(info) ; } public static bool ByIbanBIC(this BankIdentity info) { return (info.BIC != null && info.IBAN != null) ; } public static bool ByAccountNumber(this BankIdentity info){  return (info.BankCode != null && info.WicketCode != null && info.AccountNumber != null && info.BankedKey >0); } } }