Increasing for times when there is more demand and decreasing when it is slow. 

Sadly, on BiggerPockets, some are quick to label companies as scams without real experience.

Quote from @Chris Seveney: If you can borrow private money for that period of time at 10% that is a very good rate.

I am trying to calculate my returns over a 10-year period using the rent-by-room strategy, which results in significantly more cash flow than traditional rentals.

chBoard=tru...I was told I would get a faster response because they can take away his license and Builders normally respond to that more quickly than an attorney. 

This happens 100% of the time a squatter presents a fake lease, deed or bill of sale.2) It takes several hours, if not days, and multiple calls for the police to show up.3) Even when they do show up and remove the squatters, the squatters sometimes break back in the same night.

Hosts usually take 20%a good host replies to the guests quickly with clear check-in information a good host will troubleshoot thermostats, WiFi, and get the house cleaned and ready quickly for the oncoming guest.

My worry is that since he has built a 16 year track record of always paying his pref and returning capital on time, that he is now overleveraging.Does anyone share this concern?

Luxury vinyl floors, no carpet means quick turn arounds.  

Debt is attractive to most people because they don't have the funds to do a project and instead of saving for years this is faster and easier but things go wrong and if you don't have reserves you can quickly find yourself in trouble.