Tired of manually adjusting the temperature in your home? Sick of those costly energy bills in the summer and winter months? It sounds like a Nest Thermostat could be a worthwhile investment.

Thermostats are a necessity in any house. Over the past few years, many companies have released smart thermostats that allow you to set and control your heating and cooling from your smartphone.

A refurbished third-generation Nest Learning Thermostat was one of the first things I picked up upon moving into my first house last month. As a longtime New York City apartment dweller, I’d largely ...