static string FormatUsAddress (UserAddress address)
{
var builder = new StringBuilder ();
builder.Append ("\n");
if (!string.IsNullOrEmpty (address.Address1))
builder.Append (address.Address1 + ", ");
if (!string.IsNullOrEmpty (address.Locality))
builder.Append (address.Locality + ", ");
if (!string.IsNullOrEmpty (address.AdministrativeArea))
builder.Append (address.AdministrativeArea + ", ");
if (!string.IsNullOrEmpty (address.CountryCode))
builder.Append (address.CountryCode);
return builder.ToString ();
}
}