My goal is future income when I am not earning a paycheck, and paying off the mortgages in the shorter time frame meets that goal. 

In regard to down payments, expect to pay a minimum of 25%.Commercial loan lengths are shorter than residential loans. 5 years is standard, at which point you will need to refinance or sell.

As we are now approaching October, the after Business (9-5) hours, time to interact with Clients becomes shorter & shorter until we approach Spring and the time changes again - lessening your opportunity time. 

Just rent it furnished and gear your lease, and rents towards a shorter stay.

He wants a shorter term just to try and see if everything is going fine.Is Houston warehouse market that strong or there is something else going on here? 

I'm getting bombarded by the local sports team for 7 to 8 month rentals. Since they come to play and then leave after season. Oh and they all have wives. Some with kids. So I assume they will be more responsible. Thes...

Because if it takes a longer time they will complain , if its shorter they will be happy 

Can you expound on the kind of pain you avoided by being on shorter term notes, as well as what kind of pain you did experience?

When it is a shorter time period, it can slip through the cracks at a bank or mortgage processor.

What I have actually done with my Airbnb account is I use it to advertise my own personal business by using the business profile page and driving those that are looking to book a corporate stay to my personal website while giving those that want a shorter stay the option of booking through Airbnb/VRBO or coming to me directly.