async Task NavigateToContactDetail()
{
  var contact = new Contact
  {
    Name = "Calvin",
    Phone = " 555-555-5555",
    Address = "123 Something Drive"
  };

  var contactNavParams = contact.ToNavParams();//creates a dictionary of the objects properties and values using reflection

  var contactDetailNavTransaction = new NavTransaction<ContactDetailPage>(contactNavParams);

  await NavigationService.NavigateAsync(NavigationHelper.CreateRelativeNavigationPath(contactDetailNavTransaction);
}