static void Main()
{
// Facade
var mortgage = new Mortgage();
var customer = new Customer {
Name = "Lisa Johnson"
};
// Evaluate mortgage eligibility for customer
var eligible = mortgage.IsEligible(customer, 125000);
Console.WriteLine("{0} has been {1}", customer.Name, eligible ? "Approved" : "Rejected");
Console.Write("Done.");
Console.ReadLine();
}