Warren Harrison

The User Domain Whitelist/Blacklist plugin limits user registration to only registrants with an email address from the domain white list below OR prevents registrants with an email address from the domain black list below from registering. For example, hortense@example.com would only be allowed to register if example.com appeared in the domain white list. Conversely, hortense@example.com would not be allowed to register if example.com appeared in the domain black list. Anyone attempting to register using an email address outside the white list or inside te black list will receive the error message below.Anyone attempting to register using an email address outside the white list will receive an error message. Both the domain whitelist and the error message can be modified via the plugin options page (available under the Settings menu).

User Domain Whitelist

The User Domain Whitelist/Blacklist plugin limits user registration to only registrants with an email address from the domain white list provided by t …

Business Optimizer

rajivlodhia

A very simple plugin that turns your email address into a shortcode. This plugin provides a field and shortcode for your email address allowing you to use it anywhere on your site. If you ever need to update your email address, you’d just need to change it in one place.
This plugin works together with other Optimizer Shortcodes plugins. Find a list of all our Optimizer Shortcodes plugins <a href="https://businessoptimizer.org/collections/plugins" rel="nofollow ugc">here</a>.
<h3>Usage Instructions</h3>
After setting your email address in the new settings page (<code>/wp-admin/admin.php?page=optimizer-shortcodes</code>), you can use the shortcode [optimizer_email] anywhere on your site to display that email address. 
If you need to use the field value in your theme files or template, you can print it with PHP like this:

<h3>Credits</h3>
Plugin built by <a href="https://rajivlodhia.com/" rel="nofollow ugc">Rajiv Lodhia</a> for <a href="https://businessoptimizer.org/" rel="nofollow ugc">Business Optimizer</a>

Optimizer Shortcodes – Email

A very simple plugin that turns your email address into a shortcode. This plugin provides a field and shortcode for your email address allowing you to …

User Domain Whitelist vs Optimizer Shortcodes – Email