Subscribe to my email list now at http://jauyeung.net/subscribe/
Follow me on Twitter at https://twitter.com/AuMayeung
Many more articles at http...
For further actions, you may consider blocking this person and/or reporting abuse
My protip:
Don't add them. They're a UX anti-pattern and studies show websites are less trusted when they use notifications
Yea. It should be used sparingly. Otherwise, it'll become annoying.