Single member LLCs and their subsidiaries would all be reported on your own tax return.Partnerships and more specifically Family Limited Partnerships are my favorite.A side note NEVER EVER hold real estate long term in a corporation. 

My tenant used a battery jumper cable end and an alligator clamp to run juice from the overhead wires and around the electric meter.

Of course i'll have them sign a receipt and make a copy to give to the Title Co.I also have a early termination penalty clause for me and the buyer if either one of us cancels the deal early, Is that fair?

Effective Date: 11-25-1969 5313.10 Terminating land installment contract is exclusive remedy.The election of the vendor to terminate the land installment contract by an action under section 5313.07 or 5313.08 of the Revised Code is an exclusive remedy which bars further action on the contract unless the vendee has paid an amount less than the fair rental value plus deterioration or destruction of the property occasioned by the vendee's use.

The sewer lateral comes out of my unit for a few feet on my side of the property line, then runs at 45° across the neighbor's yard to the city sewer main, which terminates on the far side of my neighbor's property (i.e. it ends before it gets in front of my lot).

Be nice and include a clause in the lease that allows them to terminate the lease contingent on them closing on another commercial property and with no less than 60 days notice.

ie tenant is responsible for checking the smoke detector battery every six months..

Yes, if you fail to terminate properly you can go into a month to month which may require a different notice requirement.

My other reason was battery life.

Investing long term in real estate is like finding a good women.