wp.insider

After you install this addon, go to the Addon Settings menu tab and enable the feature. Then specify the membership level.
This addon will apply the post protection to the post before it is published by Postie plugin.

Simple Membership Postie Integration

An addon for the simple membership plugin to integrate with Postie plugin

Rick Hellewell

We created this plugin to create the command file needed to ensure that the Postie process to convert emails to posts will run often enough. This is especially useful for low-volume sites.
Although written for our multisite installations, you can use this on single sites too. If you add/subtract multisites, run this plugin again to update your site list.
Make sure that you test the CRON command once before letting it run every xx minutes. Contact your hosting place, or site admins, for help with enabling and testing CRON commands.

Multisite Postie CRON Creator

The Postie plugin doesn't always grab new mail, especially on lower-volume sites. So this plugin creates a CRON command line to force Postie &#03 …

Simple Membership Postie Integration vs Multisite Postie CRON Creator