Exhibit A
JOINT FILING AGREEMENT
Pursuant to Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree that the attached Schedule 13D is being filed on behalf of each of the undersigned.
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
EXECUTED this 12th day of July, 2012.
| LACUNA HEDGE FUND LLLP | ||||
| By: | Lacuna Hedge GP LLLP, its general partner | |||
| By: | Lacuna, LLC, its general partner | |||
| By: | /s/ Wink Jones | |||
| Wink Jones, Managing Director | ||||
| LACUNA HEDGE GP LLLP | ||||
| By: | Lacuna, LLC, its general partner | |||
| By: | /s/ Wink Jones | |||
| Wink Jones, Managing Director | ||||
| LACUNA, LLC | ||||
| By: | /s/ Wink Jones | |||
| Wink Jones, Managing Director | ||||
