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 | ||
| BOSTON AVENUE CAPITAL, LLC | ||
| /s/ Xxxxxxx X. Xxxxxxx | ||
| By: | Xxxxxxx X. Xxxxxxx, Manager | |
| YORKTOWN AVENUE CAPITAL, LLC | ||
| /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 | ||
