This excerpt taken from the RAD 10-K filed Apr 29, 2008.
Binding Agreement; Assignments. Whenever in this Agreement any of the parties hereto is referred to, such reference shall be deemed to include the successors and assigns of such party, and all covenants, promises and agreements by or on behalf of the parties that are contained in this Agreement shall bind and inure to the benefit of their respective successors and assigns. Neither the Borrower nor any Subsidiary Guarantor may assign or transfer any of its rights or obligations hereunder (and any such attempted assignment or transfer shall be void) without the prior written consent of the Second Priority Instructing Group. Notwithstanding the foregoing, at the time any Subsidiary Guarantor is released from its obligations under the Second Priority Subsidiary Guarantee Agreement in accordance with such Second Priority Subsidiary Guarantee Agreement and the Second Priority Debt Documents, such Subsidiary Guarantor automatically will cease to have any rights or obligations under this Agreement.