05-25-2018, 07:20 AM
In simple language
Single Opt In = a new email subscriber signs up on your website and provides their email address and then immediately begins receiving your email marketing messages
Double Opt In = a new email subscriber signs up on your site and provides their email address, but must FIRST go to their email account and click a "confirmation link" before receiving any of your email marketing messages
Single Opt In = a new email subscriber signs up on your website and provides their email address and then immediately begins receiving your email marketing messages
Double Opt In = a new email subscriber signs up on your site and provides their email address, but must FIRST go to their email account and click a "confirmation link" before receiving any of your email marketing messages