They know which boxes to check, which ones not to check, and they know the tricks.

Late paying tenants get educated right at the beginning "you are not being fair to the other tenants who all pay on time" that combined with a late fee usually does the trick.

For 75-80% or so, good management and insurance does the trick for RE investors.

What is the painting tricks for these surfaces as well as smooth walls? 

It was hard but a lot of it was general knowledge, it was more in the way they worded the questions that can trick you up.

The trick in all lawsuits against a corporate entity is to pierce the corporate veil. 

So the trick is determining whether the numerator changed or not, and if it did whether it was impacted the same as the denominator.

The real trick was putting it back together.

@Xu Som - one trick I have used is rather than scraping all that junk up, go get the cheapest thin Luan plywood you can find and just cover it.  

Here in AZ we don't use the heater much so I tend to recommend a straight cool AC system with auxiliary heat strips, that way their entire system is not having to kick on for the few rare times they turn on the heat, just the auxiliary heat strips are working and its enough to do the trick.