//public static string Title(Customer c)
//{
// return c.CreateTitle($"{PartTitle(c)}, {c.AccountNumber}");
//}
private static string PartTitle(Customer c)
{
return(IsStore(c) ? StoreFunctions.Title(c.Store) : PersonFunctions.Title(c.Person));
}
public static string Title(this BusinessEntityContact bec)
{
return(bec.CreateTitle($"{ContactTypeFunctions.Title(bec.ContactType)}: {PersonFunctions.Title(bec.Person)}"));
}