Quote from @John Underwood: Gas heat would require constant tank refilling and it would be very bad to run out in the winter.In my experience, if you have  325 or 500 g tank, you can top off in the fall and be good until spring.....Unless I guess you have a big house and are keeping it at 80d.... 

I have some experience here, and my answer will be it depends. 

But it also is a money pit if you don’t have the experience.  

Experience and opinions are appreciated. 

I typically don't comment on other's businesses unless I know from personal experience.

I recall looking up their LLC in Florida, even though some documents mentioned California.If you’ve had any interactions with these people, please reply below and let us know your experience.

Your first investment will be a huge learning experience.

View it as a business expense like you do the mortgage. 

I do NOT have enough knowledge or experience in this arena to provide specific “how to” accomplish this, or even to provide specific”proof” of my position.  

There's nothing like the experience of others to help you not only sound more professional in the beginning but also miss a TON of pit falls!