(a) Execute any and all further documents, financing statements, agreements and instruments, and take all such further actions (including the filing and recording of financing statements, fixture filings, Mortgages and other documents and recordings of Liens in stock registries), that may be required under any applicable Laws, or that Agent may reasonably request, to satisfy the Collateral Requirement and to cause the Collateral Requirement to be and remain satisfied, all at the expense of Borrowers, and provide to Agent, from time to time upon reasonable request, evidence reasonably satisfactory to Agent as to the perfection and priority of the Liens created or intended to be created by the Security Documents.