You'll need to get comfortable making perfect decisions with imperfect information in order to be successful.

Best is to find something that is imperfect that you can correct. 

Manufacturer recommends nothing but does anyone think I can add a little extra protection, insulation, and soften imperfections in the subfloor?

So it was pretty obvious to me.I think it may also have stopped just short of putting the lines all the way to the edge, as you mention.Now, if the message is working, will the motivated seller take notice of these imperfections in that yellow letter?

It looks better imperfect and comes off more personalized.And I would definitely look into having a company write them for you if you have the money.

Magistrate’s in any future evictions will exploit any lease imperfections to benefit the tenant and today’s competitors are very professional refits so they will exploit your lack of professionalism if you demonstrate it.

I suppose there is always inefficiency and imperfection in anything run by humans or participated in by humans.   

You're relying on an imperfect system to give you a perfect list.

actual possession leaving no doubt that YOU are in possession of the property.2. constructive possession, having some "color of title" meaning that you have some paper however imperfect showing some interest in the property.3. 

It may hide imperfections but the first time you have to scrub anything off of your wall, the paint will come off with it.