I used to use Pardot ( B2B marketing software) at work, which is miles ahead of MailChimp. While there are certain things you can't do by default (e.g. email to

I used to use Pardot ( B2B marketing software) at work, which is miles ahead of MailChimp. While there are certain things you can't do by default (e.g. email to info@domain.com,etc) , the spam filters are still kind of blackbox,so the content can have a huge play in addition to marketing software server's reputation,etc.