It was fine for 7 years, but one day the temperature dipped down so low, a burst pipe destroyed the unit.

Suffice it to say that any gas utilization equipment found to produce elevated/unsafe levels of carbon monoxide in flue gas is normally considered sufficient grounds by the gas company to shut-off gas to the property in addition to 'red' tagging gas utilization equipment responsible until such time the condition is addressed and no longer considered a threat to the life and safety of the building occupants.CO Poisoning Goes Virtually Undetected in a Professional Office EnvironmentIt's a cold, sunny Saturday afternoon in February and I've been given a reprieve in the weather thereby allowing me to use an outdoor scissor lift to safely access/observe a flat roof 24-foot above the finish grade (pertaining to the property for which I have been hired to conduct a PCA) without having to contend with rain/snow and below freezing outdoor air temperatures preventing a visual inspection of the roof much less conduct a higher level due diligent assessment of package rooftop units since gloves cannot be worn as they tend to interfere in attempting to access hidden system components such as air filter elements, blower fan motor assemblies, serpentine tube heat exchangers, etc. typically concealed from view in conducting a baseline PCA.

It might make sense for you to run it by your tenant and take the temperature of the situation.

Beyond that, I pay all utilities, don't set the thermostat to weird temperatures that are outside what folks would consider reasonable (in the summer, 70-74 when home), and I treat the house very well. 

While the plumber was there, he asked the plumber to fix some other small problem that was not discussed with me. 3rd month, he suddenly discovered that the brand new oven does not heat to the exact temperature.

She also said that she prayed for the house and now there is no more "activity"That's all I got.My old house makes more noise when temperature changes or if its windy, and if this house is in Ohio (guessing, based on your location) we have had a bunch of crazy temperature swings, wind, and intermittent rain that makes our soil swell up and push on the foundation, then subside.. 

A couple of condo owners have decided that they are not happy with the temperature or reliability of the "hot" water supply and are looking at installing electric tankless water heaters in their condos. 

Allows the owner to set temperature parameters so guests can only make minor changes in the temperature settings.Does anyone know of a thermostat that meets all of this criteria?

I read a news article that the Vegas utility providers encourage customers to sign up for "smart" thermostats that allow the utility provider to adjust your home's temperature.

For steam your boiler has to go to a higher temperature then hot water.