Hey Chris, quick note - toilets use cold water so flushing them will not assist in the heater flush procedure.

You don't need an attorney representing you to be at the closing, this is pretty standard procedure.

While I have never been an Agent in any State, I have sold hundreds of properties and am fairly familiar with Ohio's laws and procedures.

From the day you take over the rent is yours,, they would not have any prior debt,, to you,, and old owner would have no cause,, so you would give them a notice your new owner, where to pay rent, and that you are giving them notice to vacate in 1 month and notice would have to be given before the last day of the Oct for them to be out Nov 30th.. if they don't pay rent in Oct.. then you give pay or quit,,if still not payment then you can file for eviction action. down load  your state landlord tenant laws to find out proper procedure for your state. 

Even for relatively smart people, DIY is a bad idea --- even new law school graduates often struggle to properly understand all the procedural rules.

First, last and security is normal procedure here in South Florida regardless of the rent price.

It's about processes , procedures and systems.  

real estate related / a financial statement I can provide to a bank when they require one in order to provide me with a loan Every bank will have their set of procedures in calculating your DTI ratio.

This is more along the lines of strategy rather than legal procedure.

You need to know the law like the back of your hand, have policies and procedures in place to deal with problems swiftly/accurately/legally every single time, and be prepared to deal with tenants that push back hard or try to take you to court.