Total Eligible Accounts of the Company and the Corporate Guar antors pursuant to the terms of that certain Second Restated and Amended Loan Agreement dated as of December 16, 1992, as amended by that certain First Amendment dated as of February ____, 1994 (the "Agreement"), among the Company, the Corporate Guarantors and First Interstate Bank of Texas, N.A. (the "Bank"). (Exhibits A, B and C attached hereto sets forth the calculation of Total Eligible $_________ Accounts). 2. 80% of Item 1 above. $_________ 3. Total Eligible Government Receivables of the Company and the Corporate Guarantors $_________ 4. The lesser of (i) 40% of Item 3 above or (ii) $200,000 $_________ 5. Item 2 above plus Item 4 above. $_________ 6. Aggregate amount of principal indebtedness owing to the Bank pursuant to Section 3.3 of the Agreement. $_________ 7. Excess Availability (Deficiency) (Item 5 above minus Item 6 above). $_________ The undersigned officers certify further that a review of the activities of the Company and the Corporate Guarantors has been made to ascertain whether the Company and the Corporate Guarantors have kept, observed, performed and fulfilled all of the Company's and the Corporate Guarantors' covenants, conditions, representations and warranties under the Agreement, the Notes and the Security Instruments and that, to the best of their knowledge:
