JOINT FILING AGREEMENT
Exhibit B
The undersigned hereby agree that the Statement on Schedule 13G, dated July 27, 2007 with respect to the shares of Common Stock of The Management Network Group, Inc. and any further amendments thereto executed by each and any of us shall be filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended.
This Agreement may be executed in separate counterparts, each of which shall be deemed an original, but all of which shall constitute one and the same instrument.
Dated: July 27, 2007
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By: /s/ Xxxx X. Xxxxx |
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Xxxx X. Xxxxx, Managing Member |
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POTOMAC CAPITAL MANAGEMENT INC. |
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By: /s/ Xxxx X. Xxxxx |
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Xxxx X. Xxxxx, President |
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XXXX X. XXXXX |
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By: /s/ Xxxx X. Xxxxx |
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Xxxx X. Xxxxx |
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