EXHIBIT A
JOINT FILING UNDERTAKING
The undersigned, being authorized thereunto, hereby execute this agreement as an exhibit to this Form 4 to evidence the
agreement of the below-named parties, in accordance with rules promulgated pursuant to the Securities Exchange Act of
1934, to file this Form, as it may be amended, jointly on behalf of such parties.
Dated: March 22, 2011
GREEK INVESTMENTS, INC.
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By:
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/s/ Panayotis Constantino
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Name:
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Panayaotis Constantino
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Title:
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Director
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10% Owner |
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/s/ Jorge Constantino
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JORGE CONSTANTINO
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Title:
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Director
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10% Owner
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