This serves as a protective shield against email addresses being sent with typos, against bot attacks that send fake email addresses, and against the addition of spam traps. Example. Double opt in for better email deliverability you can implement double opt-in in mailerlite on any of your subscription forms and with api integrations . Recaptcha the second layer of defense against invalid emails is recaptcha, which is the little checkbox at the bottom of a registration form that usually says, "I'm not a robot.
" the main purpose of recaptcha is to protect crypto users number data websites from spam and abuse by making it harder for robots to sign up for your form. Example of recaptcha to improve mailing list quality if you use mailerlite, you can add recaptcha by checking the box in your settings. In this help center article we explain how to use recaptcha . Identify and remove inactive subscribers email providers like gmail, outlook, and yahoo monitor how your subscribers interact with your emails.
Lower engagement translates to poorer deliverability. Inactive subscribers are people who subscribed at one point, but no longer open your emails. They don't click on any links. They show no sign of life. If you keep sending emails to people who don't open your newsletters, spam filters will eventually move your newsletter to the spam folder. If a subscriber hasn't heard from you for six months, you should remove them from your active list .