If they resist, I'd give them a 3 day notice to cure or quit.

And I would have asked the tenants to sign a new month to month agreement and seen if there was any resistance.  

They are old companies resist to change.Good software is everything because you will have owner's portal where you could access online to direct and see their activities.

If the tenants are resistant, and do not mail in their money - you send them their "Pay or Quit/Eviction" notice, they will be more apt to respond once they get that notice.

I've been resisting the idea of my wife becoming a "real estate professional status" because she seems to have little interest in it.  

I didn't have late payments after that, except very rarely, and usually it would be a couple times a year with students waiting on their next financial aid payment.So, if you get rid of deadbeats, and go ahead and send some type of reminder, it will really cut down the late payments, in my experience.I really resisted reminding people to pay their rent at first, thinking I shouldn't have to be their mommy. 

I'll never understand why someone would resist letting you make money for them! 

It claims to be a water resistant floor and there is a 25 year warranty on the one I bought.

Then a multi tester to determine what is no longer working (has no resistance/connection).

We are creatures of habit and essentially, resist change.The things that will free you is to have a written plan and great systems for handling rent collection easily and to be responsive to service calls (the latter area where I can improve).Here are some good resources to search for rental property management:David Tilney - for higher-end tenants and minimal hand-holdingFixer Jay Decima - for lower-end tenants and section 8 rentalsMike Cantu - for mid-market properties and tenants.