**Exhibit 10.21****BUSINESS FINANCING MODIFICATION AGREEMENT**This business Financing Modification Agreement is entered into as of August 17, 2007, by andbetween CANEUM, INC., and TIER ONE CONSULTING, INC., a California corporation (jointly andseverally “Borrower”) and Bridge Bank, National Association (“Lender”).1. DESCRIPTION OF EXESTING INDEBTEDNESS: Among other indebtedness which may be owing byBorrower to Lender, Borrower is indebted to Lender pursuant to, among other documents, a BusinessFinancing Agreement, dated January 24, 2007, by and between Borrower to Lender, as may be amendedfrom time to time (the “Business Financing Agreement”). Capitalized terms used without definitionherein shall have the meanings assigned to them in the Business Financing Agreement.Hereinafter, all indebtedness owing by Borrower to Lender shall be referred to as the“Indebtedness” and the Business Financing Agreement and any and all other documents executed byBorrower in favor of Lender shall be referred to as the “Existing Documents.”2. DESCRIPTION FO CHANGE OF TERMS: A. Modification(s) to Business Financing Agreement:The following definition in Section 1.1 is hereby amended as follows:“Credit Limit” means $2,000,000.3. CONSISTENT CHANGES. The existing Documents are hereby amended wherever necessary toreflect the changes described above.4. PAYMENT OF THE ADDITIONAL FACILITY FEE: Borrower shall pay Lender a fee in the amountof $5,000 (“Additional Facility Fee”) in connection with the amendment and modification of theFacility Fee.5. NO DEFENSES OF BORROWER/GENERAL RELEASE. Borrower agrees that, as of this date, it hasno defenses against the obligations to pay any amounts under the Indebtedness. Each Borrower andGuarantor (each, a “Releasing Party”) acknowledges that Lender would not enter into this BusinessFinancing Modification Agreement without Releasing Party’s assurance that it has o claims againstLender or any of Lender’s officers, directors, employees or agents. Except for the obligationsarising hereafter under this Business Financing Modification Agreement, each Releasing Partyreleases Lender, and each of Lender’s and entity’s officers, directors and employees from any knownor unknown claims that Releasing Party now has against Lender of any nature, including any claimsthat Releasing Party, its successors, counsel, and advisors may in the future discover they wouldhave not had if they had known facts not now known to them, whether founded in contract, in tort orpursuant to any other theory of liability, including but not limited to any claims arising out of or related to the Agreement orthe transactions contemplated thereby. The Releasing Party waives the provisions of CaliforniaCivil Code section 1542, which states:
 
 

 
“A general release does not extend to claims which the creditor does not know or suspect to existin his favor at the time of executing the release, which if know by him must have materiallyaffected his settlement with the debtor.”The provisions, waivers and releases set forth in this section are binding upon each ReleasingParty and its shareholders, agents, employees, assigns and successors in interest. The provisions,waivers and releases of this section shall inure to the benefit of Lender and its agents,employees, officers, directors, assigns and successors in interest. The provisions of this sectionshall survive payment in full of the Obligations, full performance of all the terms of thisBusiness Financing Modification Agreement and the Agreement and/or Lender’s actions to exercise anyremedy available under the Agreement or otherwise.6. CONTINUING VALIDITY. Borrower understands and agrees that in modifying the existingIndebtedness, Lender is relying upon Borrower’s representations, warranties, and agreements, as setforth in the Existing Documents. Except as expressly modified pursuant to this Business FinancingModification Agreement, the terms of the Existing Documents remain unchanged and in full force andeffect. Lender’s agreement to modifications to the existing Indebtedness pursuant to this BusinessFinancing Modification Agreement shall constitute a satisfaction of the Indebtedness. It is theintention of Lender and Borrower to retain as liable parties all makers and endorsers of ExistingDocuments, unless the party is expressly released by Lender in writing. No maker, endorser, orguarantor will be released by virtue of this Business Financing Modification Agreement. The termsof this paragraph apply not only to this Business Financing Modification Agreement, but also to anysubsequent Business Financing modification agreements.8. CONDITIONS. The effectiveness of this Business Financing Modification Agreement isconditions upon payment of the Additional Facility Fee.9. COUNTERSIGNATURE. This Business Financing Modification Agreement shall be come effectiveonly when executed by Lender and Borrower.         **BORROWER:**   **LENDER:**         CANEUM, INC.   BRIDGE BANK, NATIONAL ASOCIATION         By: /s/ Gary Allhusen   By: /s/ Betty L. Linvill                  Name: Gary Allhusen   Name: Betty L. Linvill         Title: COO   Title: Senior Vice President