Also useful if you want people to be able to make posts but you don't want to the give them the password or let them change the sidebar or other setting.
To enable blogging via email go to SETTINGS, then look for MOBILE AND EMAIL.
Enter a secret word that you can remember. As an example the email address would be
Click on the 'Publish Email Immediately' if you want to or you can make it go to draft but if it did that you might not notice it was there.
If you send it straight to publish make sure you get an email letting you know it's there so you can check it.
To make your post simply send an email to the blog.
And very cleverly instead of just emailing text and photos you can email a short video as an attachment and that works as well.
Here is a video from Barbara Reid showing you how to do it.