The available documentation helping folk with their Postach.io blogs is improving, and here is an official Postach.io documentation blog.
http://docs.postach.io/
This note is rather oversimplified, but in a sense this suits postach.io, which is really easy to use unless you actually want to get complicated.
Firstly you need to be signed up to Evernote and postach.io, both of which are straightf...
How To's for using the new postach.io blog with Evernote - Simple How To guides on setting up a Postach.io blog - This is not an official Postach.io blog, although many of the guides have been collected from different scattered postach.io sources