Leon Tuan identifies five pitfalls of subleases: (1) reliance on the sublandlord to pay rent and perform obligations under the master lease, (2) lack of a legal relationship between the subtenant and master landlord regarding maintenance and repairs, (3) need to carefully review terms of the master lease regarding uses, services, alterations and other issues, (4) complications of partitioning space and allocating costs if the sublease is only for part of the master leased space, and (5) restoration obligations and holdover risks at the end of the sublease term. Tuan provides suggestions for managing these risks such as seeking non-disturbance agreements, enforcement rights over the master landlord's obligations, limitations