“PowerInbox was the most common technology utilized by high-frequency senders, according to Notablist’s study. Brands leveraging PowerInbox send an average of nearly 22 campaigns per month — more than four times the average frequency.
“PowerInbox was the most common technology utilized by high-frequency senders, according to Notablist’s study. Brands leveraging PowerInbox send an average of nearly 22 campaigns per month — more than four times the average frequency.