4 Reasons Why You Don’t (Necessarily) Need Double Opt-In
We’ll be the first to admit that many email marketing “best practices” are basically BS, but is double opt-in one of them? We’re about to open Pandora’s inbox on this controversial topic, but first: a refresher. What Is Double Opt-In? Double opt-in (DOI), as defined succinctly by Litmus, is the subscription process where a new… keep reading →