This article discusses the advantages of a nondistrubance and attornment provision in a lease. An NDA clause benefits the both the subtenant and landlord and may help a tenant attract subtenants. It gives security to subtenants that if the tenant declares bankruptcy the subleases will remain intact. The landlord benefits because it eliminates the need to find new tenants.
Bernhardt, Roger, "The Disturbed Subtenant Roger Bernhardt" (2003). Publications. 390.