Addendum 1 Scope (Agency Addendum) Addendum 2 Interpretation (Agency Addendum) Addendum 3 Modifications to the Agency Annex Addendum 4 Allocation of Agency Loans Addendum 5 Allocation of Collateral Addendum 6 Pooled Principals: Rebalancing of Margin Addendum 7 Warranties (Agency Addendum)