CLEAN : Iraqi forces free civilians caught in fight against IS group

The video covers a range of topics starting with greetings and introductions, followed by a discussion on Nokia and China. It then touches on social media and a law firm in Seattle, and concludes with a conversation about career paths and setting up a home thermostat.

What does the speaker mean by 'be nice' in the context of the conversation?

What is the context in which the speaker mentions 'the new thermostat'?