Cooperate with the Lender and execute such further instruments and documents as the Lender shall reasonably request to carry out the transactions contemplated by this Agreement and the other Loan Documents, including all documents, agreements, notices and other items necessary or desirable to assure that the Lender shall have at all times a Lien with a first priority, subject to exceptions permitted by this Agreement, in all properties and assets of the Loan Parties. If any material assets (other than any real property or improvements thereto or any interest therein) are acquired by a Loan Party after the Closing Date (other than assets constituting Collateral under the Security Documents that become subject to the Lien in favor of the Lender upon acquisition thereof), the Borrower will notify the Lender, and, if requested by the Lender, the Borrower will cause such assets to be subjected to a Lien securing the Obligations and will take, and cause the Loan Parties to take, such actions as shall be necessary or reasonably requested by the Lender to grant and perfect such Liens, all at the expense of the Borrower.