So you’ve started sending email from your site/application, your application is doing well and you are now sending more e-mail daily. With this comes the fun of finding out that most of the email you now send ends up stuck in your customers spam filters – how did this happen? You aren’t a Nigerian scammer, and people opted-in to hear from you! At this point signing your mail may be the next step.

Nearly all websites these days send email and because of this the majority of developers assume that they “know how to send email from a website”. They continue under this assumption until they have a site or server of their get black listed by a Spam blacklist. Then they are forced to scratch their heads to try and figure out why this happened. Before you hit send on that email requesting to be removed from that Spam blacklist, let’s recap what you should be doing to make sure it doesn’t happen again.