Posts tagged

Double Opt-in


How to Protect Your Email List from Bots

We recently announced that we’re going to support single opt-in signups for MailChimp lists right from our own signup forms. This generated a lot of great conversation about deliverability—some that we expected, and some that surprised us. As the person who’s responsible for deliverability at MailChimp, I love it when people understand why this stuff …

Why Single Opt-In? And an Update for Our EU Customers

Last Tuesday, we announced in an email to our customers that MailChimp is adding single opt-in as an option for email lists, and making it the default setting in new and existing lists starting October 31. However, we’ve made an important change for MailChimp users located in the European Union: If your primary contact address …

Fresh New Pop-Up Forms to Grow Your List

There are plenty of articles talking about how important pop-up forms are for your website. And if you run an e-commerce store, pop-up forms are almost a necessity. But are they really effective? Don’t they require a developer to install? Here’s the deal: We found that users saw their list growth rate increase by 60% …

Where Spam Traps Come From and How They Work

Regardless of how spam is technically defined, we can probably agree it’s unwanted email, and we don’t like it. (Unless you send spam, and then you can go TOS yourself.) In the fight against spam, some organizations use spam traps to find and block spammers. A spam trap is an email address that’s not actively used, but …

Prankster Pollutes Obama’s E-mail List

Ken Magill has a story over at DIRECT about how Barack Obama’s email list has been tainted by pranksters. Basically, some pranksters signed up to Obama’s list using some prominent anti-spammers’ email addresses. It’s an example of how a very high profile email list is at risk if you don’t employ the double opt-in (or …