How To Flip the Switch without Breaking the Bank

As the calendar flips from August to September, thermostats also start to flip from the cool mode to the heat mode. In fact, according to data from Resideo's Honeywell Home smart thermostats gathered during the past two years, this is the week that most Americans and Europeans begin turning on their heat. That shifts a month or two if you're in Arizona, Texas, Spain or elsewhere in the South.