Rent increases payable for new improvements by landlords have not been affected.
Objections by landlords to proposed uses persuaded the court to hand six other leases back to them.
The mayor's moves came under immediate attack by landlords and tenants both, putting the outcome of the vote in doubt.
The main strategy was to be 'the deregulation of new lettings by private landlords'.
Female students are particularly prone to sexual harassment by both landlords and other tenants.
They include possible discrimination by employers or by landlords in neighborhoods near jobs.
Prosecuting serious criminality by landlords is much more easily said than done.
And a recent state court decision makes it easier for plaintiffs to prove negligence by landlords, including the city, in lead cases.
"Nobody has been able to tell me how, by changing landlords, we are going to be able to help a child read more quickly."
The university advertises a number of properties which are let out by private landlords.