Installing Postie is as simple as any other Craft plugin - just drop the postie
folder in your craft/plugins
directory and install.
postie/
directory into your craft/plugins/
directory.With Postie installed, you will be able to access the plugin settings. Here you can control the settings for each provider, and add your license key for Postie when you're ready to go live.
The first step to getting started with Postie is to setup your Origin Address.