New data shows up to 60% of users opt-out of push notifications (Guest Post)

[Andrew: There’s a real shortage of information about push notifications, CTRs, response rates, etc. Partly this is due to the immaturity of mobile as a marketing platform, but it’s also because of the opacity of the iOS platform. I recently ran into Kahuna, a Sequoia-backed startup led by Adam Marchick that’s compiled a treasure trove … Continue reading New data shows up to 60% of users opt-out of push notifications (Guest Post)