Learn how to selectively post to multiple sites of the same type.

Do you have two Twitter/Facebook etc. accounts but you only want to autopost to one of them?

Email #text@posterous.com to send only to sites where the url contains that text.

For example, if you have twitter.com/apple and twitter.com/banana, you can email #apple@posterous.com to update apple but not banana. You can also combine services. #apple+facebook@posterous.com will post to twitter.com/apple and all your Facebook sites.

No matter where you email, we’ll always update your Posterous site. Posts on the external sites will have a post.ly url that links to the

Markdown is a rich-text formatting language that allows more precise control over how text is presented on your Posterous.

You can use markdown in posts — you just have to make sure you click the HTML button in the post editor to go into raw HTML mode.

Once HTML mode is activated, you’ll be able to edit markdown in the editor easily.

What you’ll see on your Posterous if you typed the above Markdown code into the Web Editor:

You can also post using Markdown by email by sending a plain text email to sitename@posterous.com with and to encapsulate your

Posterous allows you to build robust custom themes for your site.

See our custom theming reference pages for more info on how to create or port custom themes to Posterous and check out the Examples space for great examples created by others.

You can use Google Analytics to see who is viewing your public Posterous Spaces.

All you have to do is follow these simple steps:

1. Sign up for Google Analytics here. Use your Posterous space URL. If you are using a custom domain, use that url instead.

2. Find the Google Analytics Domain ID for your site. This looks something like UA-123456-1.

3. Click Spaces » Space Settings » Analytics to set your Google Analytics Domain ID to that ID you found:

4. You’re done!

Sometimes it takes a while for Google to register the new code and

If you are having trouble importing a site from Blogger, please make sure your RSS feed is set to full content. Also, imports will not work correctly if your site is in ‘Dynamic View’