/// <summary>You can use the &lt;postal-area&gt; tag to identify any country
 /// in the world, including the United States. You can also specify
 /// regions by postal codes.
 /// </summary>
 /// <param name="countryCode">This tag contains the two-letter
 /// <a href="http://www.iso.org/iso/en/prods-services/iso3166ma/02iso-3166-code-lists/list-en1.html">ISO 3166-1</a>
 /// country code for the postal area.</param>
 /// <param name="postalCodePattern">This tag identifies a postal code or
 /// a range of postal codes for the postal area. To specify a range of
 /// postal codes, use an asterisk as a wildcard operator in the tag's value.
 /// For example, you can specify that a shipping option is available for all
 /// postal codes beginning with "SW" by entering SW* as the
 /// &lt;postal-code-pattern&gt; value.</param>
 public void AddExcludedPostalArea(string countryCode, string postalCodePattern)
 {
     AutoGen.PostalArea area = new GCheckout.AutoGen.PostalArea();
     area.countrycode = countryCode;
     if (postalCodePattern != null && postalCodePattern.Length > 0)
     {
         area.postalcodepattern = postalCodePattern;
     }
     AddNewExcludedArea(area);
 }
 /// <summary>You can use the &lt;postal-area&gt; tag to identify any country 
 /// in the world, including the United States. You can also specify 
 /// regions by postal codes. 
 /// </summary>
 /// <param name="countryCode">This tag contains the two-letter 
 /// <a href="http://www.iso.org/iso/en/prods-services/iso3166ma/02iso-3166-code-lists/list-en1.html">ISO 3166-1</a>
 /// country code for the postal area.</param>
 /// <param name="postalCodePattern">This tag identifies a postal code or 
 /// a range of postal codes for the postal area. To specify a range of 
 /// postal codes, use an asterisk as a wildcard operator in the tag's value. 
 /// For example, you can specify that a shipping option is available for all 
 /// postal codes beginning with "SW" by entering SW* as the 
 /// &lt;postal-code-pattern&gt; value.</param>
 public void AddExcludedPostalArea(string countryCode, string postalCodePattern)
 {
     AutoGen.PostalArea area = new GCheckout.AutoGen.PostalArea();
       area.countrycode = countryCode;
       if (postalCodePattern != null && postalCodePattern.Length > 0)
     area.postalcodepattern = postalCodePattern;
       AddNewExcludedArea(area);
 }