The only thing I can think of- and again, there's a balance, is the use of exterior cams (disclosed upfront) on the property and hope that's somewhat of a deterrent to those who don't want their license plates captured, etc.

Identity verification will be one major deterrent.  

If they never write a ticket it will never get in front of a judge, but this unenforceable law acts as a deterrent to some.

This thing is Unbelievably cumbersome, archaic, and a downright deterrent to use as they present it to you to use to get the required results...Anyway, the last thing I'm going through while I'm still trying to get money into my account was getting  both bank accounts that transfer in to the all in one frozen and suspended from Northpointe for having the audacity of trying to transfer in 25k from each account.  

Plus, I think it's a better deterrent from the outside.

How much is that a deterrent? 

I'm curious if you'd feel comfortable PMing me how your tenants do it and if there's simple deterrents.

That is in the contract as a deterrent to prevent an owner from using our services to find a high-quality resident and then moving the management, thereby hurting our reputation with the residential community. 

But having those rules on paper was like carrying a big stick—great to wield when needed but mostly a deterrent.

A deterrent for others to make the same mistake.