Don't respond to email immediately. Wait, think about a reply. It's good netiquette.
The Principles Of NetiquetteThe smartest people can write the worst emails and those of less intellect can write the best.
Paul BabickiEveryone I know feels harassed by email which has invaded their waking and sleeping hours.
Margaret HeffernanI get up early and open my emails, write cheques, and answer the phone; whatever needs to be done.
Martin ParrI text and email my friends and family a lot, but that's about the extent of my high-tech-etude.
Willie NelsonIf you cannot post it in social media do not send it in email. Netiquette NetworkEtiquette.net
David Chiles