WordPress.org

1. Upload the everpess directory to the /wp-content/plugins/ directory
2. Activate the plugin through the 'Plugins' menu in WordPress
3. In the 'Settings' for 'EverPress' enter your Evernote public notebook url and other settings.

For a demonstration of the the plugin and Evernote setup there is a screencast here http://www.rsc-ne-scotland.org.uk/mashe/everpress-plugin/