Stocks allow me to liquidate today and I can have 100k by tonight in my account - it gives me that flexibility - but of course every one has diff goals and perspectives - my goal is to adapt and embrace anything which would create wealth for me.

Yes it is possible but you have to be persistent and call around till you find a lender with some flexibility.

You either need to jump on something immediately, be flexible with your criteria (I didn't exactly have environmental problems on my list of things I was looking for - but I didn't rule the property out because of it - and in the end it didn't have environmental problems) and/or network like crazy to find off market deals and pocket listings.

Taking the 30 year gives you a lower monthly payment and more flexibility with your capital to put into reserves or reinvest. 

However, it will depend on how flexible you are with your needs and wants for a property.

While this works for some hosts, most guests expect a hassle-free check-in process that allows them flexibility.

A phone system allows for flexibility like multiple numbers for different things.

If they are keeping the place clean, paying consistently, and trying to make it work, I would return the favor and try to be flexible if possible. 

The key that I found was to change my cancellation policy to the most flexible option.

Are there lenders that would be more flexible regarding this?