Single Opt-In vs. Double Opt-In
Single opt-in maximizes list growth in exchange for taking on higher deliverability risks, while double opt-in minimizes deliverability risks in exchange for slower list growth.
Single opt-in maximizes list growth in exchange for taking on higher deliverability risks, while double opt-in minimizes deliverability risks in exchange for slower list growth.
SendOffice is a proponent of explicit prior permission (opt-in) and strongly recommends double opt-in (subscription confirmation), even if this is not required by legislation. For