It's homework time!

Let's talk about NEST (Thermostat) for a minute. In particular, their monthly report.

I have a thermostat and hot water radiators in my house (no central air). Each month, the NEST device sends me a report of how I did in terms of energy use etc. How good is this report?

Hmmm.

If you have already seen my DFA self-assessment guide for analytics products, then you might be able to see where some of the problems are in this design.

How many issues can you spot in terms of how effective this design might be for customers like us?

In the next DFA email, I'll tell you where I see areas for improvement: