I know that I like to save money any way that I can, as long as it’s legal plus ethical, I’m all into saving money… So there are times where I will do something myself instead of spending money on a service. A superb example is that I take our dinner to work everyday, not only do I save money despite the fact that I like to slip out of the commercial HVAC to care about our dinner in a nearby courtyard, but on the afternoons that isn’t possible due to weather, I’ll simply eat in the breakroom inside the zone controlled HVAC comfort of that awesome chop room! But either way, I save a ton of money plus time simply by bringing our own dinner to work, and i do our own yardwork as well. I’m certainly not paying more than a couple of hundred bucks to have our shrubbery mowed. Shoot, I’m cheerful to get out of the central A/C of our loft to spend an hour cutting our shrubbery. But when it comes to the residential HVAC, that’s where I draw the line, however the HVAC equipment is the domain of the HVAC professional plus nobody else. The HVAC professionals are the ones who have to formal plus extensive training when it comes to HVAC service plus repair. I’ve been getting proper HVAC service since both of us installed our HVAC unit. So I haven’t ever had a complication with the heating plus cooling equipment. But I know who to call if that happens plus it will always be the HVAC professionals. Besides, most HVAC warranties are void if anyone however a licensed HVAC professional works on them.