To further assure Grantee’s rights under this Deed, Grantor agrees promptly upon demand of Grantee to do any act or execute any additional documents (including, but not limited to, security agreements on any personalty included or to be included in the Secured Property and a separate assignment of each Lease in recordable form) as may be reasonably required by Grantee to confirm the lien of this Deed and all other rights or benefits conferred on Grantee by this Deed.