For warrant exercise or preferred stock conversions, please contact your broker. If your broker requires assistance executing your exercise or conversion, your broker may contact:

Erik S. Nelson, President
Mountain Share Transfer, LLC
2030 Powers Ferry Road SE, Suite # 212
Atlanta, GA 30339
esn@mountainsharetransfer.com
Office (404) 474-3110
Fax (404) 816-8830
Cell (404) 275-0595