Kohls is often cited as being "the" experts of consumer science in Product Price Marketing, if you read the research papers.

@Immanuel Pierre there's ONLY a couple of companies that manage room-by-room because it's so difficult and time consuming.

Well, in 2018 76% of all online traffic was online video. 2019 is projected to 82% of all consumer internet traffic will be video.

Estimating a project is time consuming and hard to get a hold of contractors that do this the proper way. 

What consumables do you provide your guests in your short-term rentals?

Have never seen a consumer expert endorsing these.What is their fee without these protections?

Some versions of consumer software like TurboTax also have that option, but I think it's only in forms mode.

We used to manage STR but they very time consuming and the staff hates them.

The second issue is the argument put forth by the velocity worshippers that before using a HELOC for everyday spending they had no idea where their money went or what it was spend on; now with the HELOC their personal living expenses are far less, they purchase far fewer consumables, and hence their savings rate, to be invested in paying down the mortgage is much higher.

Being a HML is incredibly complicated, and time consuming.