I should buy 1 of those HVAC control units

I am tired of paying high energy bills from running my central heating & A/C unit.

And I have heard of a great solution to cutting this in half.

The method to do this would be to buy a smart control unit. I need to buy 1 of these smart control units. Now granted I am not into all this modern technology stuff, but from what I understand the smart control component would be pretty easy to learn once I get the hang of it. I will need to make sure that the smart control component that I buy comes with an instruction manual. Then I can just read it plus learn the smart control component that way. The other great thing about the smart control component is that it is not expensive at all. I can buy myself a smart control component for 30 bucks or under if on sale. The section that may cost me a few bucks is if I have to call the local heating & A/C corporation to send out a certified heating & A/C specialist to install the brand new smart control component that I will buy. Which I might have to do because I am not a handyman plus I do not want to mess something up by trying to install the smart control component on my own. I have never installed a control component in my life plus I do not know that I want to try to do so now! It is much better plus safer that way so I do not run the risk of cutting anything, including my central heating & A/C unit.
gas heater