I will try to find more information about TZ (?) on the web.
But if push comes to shove, then this can be considered illegal searches if it is in lock boxes or safes. That cannot be asked.
While the Land lord does have rights to check for damage in the public areas, it turns very gray in the privacy of the room leasers unless a codasal(SIC) is in the lease agreement.
If this is a House Corporation, is there any stipulations of Terms of Office within the Fraternity such as term of office.?
While a very good point was mentioned on here, GC is not a good site for gaurenteeing legal advice, there are some Lawyers on here that may be able to assist you!
Now as an Alum, you may have a stronger voice of what is done if you are staying close to the situation.
It sounds like a bad situation there. LXA has a Group of Alum voentees who have the blessing of the Internatioal to act as an agent, but My Chapter want as much distance as possible to make our own decisions.
PM me if you would like and we can discuss this among us. I will also be more than happy to call you on a weekend to get more ino!
Hang in!