The hole is only in the plastic covering over the metal screen, It's there to facilitate cleaning of the unit.

You should use plastic scrapers/putty knives to scrape it off.-- Do not aim for perfection.

When using the fireplace, Tenant agrees to:a.not leave burning materials unattended.b.keep all burnable objects at a safe distance from flame or surround.c.make appropriate use of fireplace damper and spark screen, so as not to allow smoke to flow into the room or sparks to fly out of the fireplace.d.use only seasoned firewood or manufactured logs in the fireplace.e.not burn paper, plastics or other materials.f.keep fireplace clean of ashes.g.dispose of ashes in a safe manner by waiting until ashes completely cool and by placing them in a metal container prior to disposal.

Spreading quickly.But replacing oil going into plastics will take longer...

You can have plastic or metal channels on the wall surface in older houses but not just something that looks like electric cord outside the wall. 

I consider brushes and plastic ‘down cloth’ sheets to be consumables.

They may have to start keeping stuff in plastic containers & jars.You'll have to get rid of the ones already there.

If you can make the drips land in the drain pan (plastic trash bag taped to tank?)

and at the end of the day, we need to be able to use common sense in getting into a door.Yes, you will need a WiFi set up to control the lock at your location and a very cheap subscription if you want to control the locks remotely - but you don't have to.Beware of shiny, good "Apple" design looking products made of cheap and light plastics, especially when it comes to longevity and the heavy mechanics needed to withstand millions of physical movements and human force.Also, remember the water- and weatherproof factor.The "on top of door deadbolt" solutions are NOT preferable over the inside lock solution.

How do you clean plastic blinds?