You don't see those folders because they finally removed the filters. Also, the folders only showed up after you would receive an email for the first time that they thought belonged in either a promotion or social folder... and yes, they are copying google's gmail and I hate gmail which is why I don't use it.
After a few support tickets I FINALLY got a response. They said they had sent this email to me but I never received it - which proved my point that their filtering system was crap. Here's their response:
We realize that a consistent email experience is a hugely important part
of your service with DreamHost.
Recently we rolled out two features to all DreamHost customers - a new
webmail client, Atmail, and a behind-the-scenes spam filtering and
message categorization service from Vade Secure.
We’ve received some feedback from DreamHost users letting us know that
automatic filtering of promotional and social mail is not something
that’s important to them. In response to that feedback, we have disabled
our newly-added incoming email categorization feature.
Please note that, despite this change, spam filtering will continue to
You can continue to whitelist and blacklist certain email addresses and
domains from your account control panel using the steps at
We are looking at several options to get the power of this advanced email
filtering technology into your hands in a way that is non-disruptive to
your workflow, and your feedback is key to helping us do that.
Thanks very much for your patience, and thanks for telling us how to make
email work best for you!