Exhibit A JOINT FILING UNDERTAKING
Exhibit A
The undersigned, being duly authorized thereunto, hereby execute this agreement as an exhibit to this Schedule 13D to evidence the agreement of the below-named parties, in accordance with the rules promulgated pursuant to the Securities Exchange Act of 1934, to file this Schedule jointly on behalf of each such party.
| Signature Block |
| YORKTOWN AVENUE CAPITAL, LLC |
| /s/ Xxxxxxx X. Xxxxxxx |
| By: Xxxxxxx X. Xxxxxxx, Manager |
| /s/ Xxxxxxx X. Xxxxxxx |
| By: Xxxxxxx X. Xxxxxxx, Manager |
| BOULDER CAPITAL, LLC |
| /s/ Xxxxxxx X. Xxxxxxx |
| By: Xxxxxxx X. Xxxxxxx, Manager |
| /s/ Xxxxxxx X. Xxxxxxx |
| Xxxxxxx X. Xxxxxxx |
