We set up a camera at our neighbors apt across the way and let it roll and caught the cleaning lady spending time smoking and talking on the phone.

If for no other purpose, to perhaps discourage a tenant, as a smoke screen, from trying to sue you.

The two instances you gave seemed to be extreme on both ends: the dweeb that wanted $50,000 on an $800,000 spread with NONE OF HIS CAPITAL on the line should stop smoking illegal stuff and your fee of $5000 on a $100,000 spread seems a bit on the low side.

smokers would i probley lose tenets if i say no smoking?

For instance, here in MA you are required to have the fire department come and check the smoke detectors.

Its work, and most people don't apply themselves consistently and persistently enough in the proper ways to find smoking deals on a consistent basis.

My lease has some highlighted items such as; notification about renter's insurance, notification about no businessesin home, no overnight guests in home, no non-registered motor vehicles, no working on vehicles, no parking in driveway, no smoking etc.I always do a walk through with the tenants and seller prior to closing.

You need to figure out what will make you happy...what happens if your RE investment goes up in smoke tomorrow, what then?

There's a lot of smoke and mirrors on this issue.

This varies from drip pans, CO and smoke alarms.