Each Pledgor agrees that at any time and from time to time, at the expense of such Pledgor, it will execute and file 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, deeds of trust and other documents), which may be required under any applicable Requirements of Law in order (a) to perfect and protect any pledge, assignment or security interest granted or purported to be granted hereby (including the priority thereof) or (b) to enable the Collateral Agent to exercise and enforce its rights and remedies hereunder with respect to any Collateral.