The early bit gets the worm, but the second mouse gets the cheeese. 

Mat O'Grady's reminder that simplicity comes with putting in the work is golden advice.

I add a new one and new bath mats after long turnovers,too, as I find the water is not so much from the shower but the tenant standing there wet....I like to buy them all on sale : curtains, rings, mats and be ready for the next turn around (good bang for the buck, making the bath show better and protecting from water ).

@Mat O'Grady That would be awesome!

Huge mouse problem (I caught about 20 and they never came back...plugged up every hole I could find)4.

If you want to dig into the topic farther, I would google up @Mat Sorensen & Mark Kohler from KKOS Lawyers & Accountants.

The prior owner was 50% vacant as both upstairs units were not made appealing to rent (the larger unit had a hole in the wall and a busted window and the other unit had mouse crap on the floor).

@Mat Yuriditsky, depending on what you're looking for there's lenders that will:Fix & Flip Loans-Financing up to 85% of Purchase Price & 100% Construction Cost.

In the basement [no window area] how about a "mini home gym" with a [used] elliptical, mirrors on walls, gym mats, kettle balls, pull up bar, etc?

She still sometimes has a hard time sharing the second side of our duplex with our tenant who is quiet as a church mouse.