;-) Sounds great...right up to the point where:1 - the pet owner gets a new pet...2 - or adds one so the original pet isn't alone all day and pees all over.3 - or that small pet gets replaced by a larger one4 - or has babies5 - ...and the list goes on and onYou can write whatever you want into the lease, and it will have little effect, and almost impossible to monitor and then enforce.Dogs bark. 

You'll have to monitor it if you don't know or trust the person but that's the only way I can think of.

I also recommend researching case studies for Envision Sustainable Infrastructure, which is like "LEED for infrastructure."

What security system can be used so I can monitor activity there?  

Bigger Pockets has some great state forums and usually there are good locals that monitor those.

Bigger Pockets has some great state forums and usually there are good locals that monitor those.

You could do a reno to your unit as extensive as a full remodel, or just a roof, HVAC system, and/or upgraded electrical service (you get to add it to the reno because it affects your 1 unit but it is great because that infrastructure improvement benefits the other units incidentally).

We're joint on that account with him so we can monitor the activity but we don't actually receive any funds in our name on his behalf.

Bigger Pockets has some great state forums and usually there are good locals that monitor those.

The 'Northwest quadrant' of the Greater Orlando area has just been overlaid by hundreds of millions of dollars in highway infrastructure with the Wekiva Parkway (http://www.wekivaparkway.com/) which brings easy commutes and connection to a huge swath of what used to be pretty detached rural areas.