Mindvalley

Outputs $_POST or $_GET variable values using shortcodes.
Super duper uberly useful on tracking scripts on eCommerce thank you pages.
Example:
<ul>
<li>$_POST[’email’] > [post_var name=”email”]</li>
<li>$_GET[‘txn_id’] > [get_var name=”txn_id”]</li>
</ul>
For Array values :
<ul>
<li>$_POST[‘user’][’email’] > [post_var] name=”user[email]” [/post_var]</li>
<li>$_GET[‘user’][‘first_name’] > [get_var] name=”user[first_name]” [/get_var]</li>
<li>$_GET[‘user’][‘address’][‘line1’] > [get_var] name=”user[address][line1]” [/get_var]</li>
</ul>
Note: Remember to wrap the name attribute in double quotes (“).

Mindvalley Post & Get Variables

Lets you output a POST or GET variable in the page via shortcode.

ShopitPress.com

You can finally have the flexibility of sending targeted emails to your customers based on advanced criteria, never send manual emails again!
Creating an email is easy. Go to SIP Plugins -> Advance Email Notification from the WordPress menu, then click on “Add new”.
You are allowed to use short-code or any variable to display any content in email.
You can follow our Documentation from URL: https://shopitpress.com/docs/sip-advanced-email-rules-woocommerce/
<blockquote>
Get the PRO version – Even more features!
This plugin it’s a free edition of the plugin <a href="https://shopitpress.com/plugins/sip-advanced-email-notifications-for-woocommerce/?utm_source=wordpress.org&utm_medium=readme&utm_campaign=sip-advanced-email-notification" rel="nofollow ugc">Sip Advanced Email Notification For Woocommerce</a>.
The Free version has limited features, the PRO version provides more features:
AND and Or groups for rules
Advanced variables (custom fields & more)
Shortcodes to personalize your emails
Schedule emails
<a href="https://shopitpress.com/plugins/sip-advanced-email-notifications-for-woocommerce/?utm_source=wordpress.org&utm_medium=readme&utm_campaign=sip-advanced-email-notification" rel="nofollow ugc">Get the PRO version now >></a>
</blockquote>

Sip Advanced Email Notification For WC Free

With SIP Advanced Email Rules you can create follow up emails for your customers based on any criteria you want.

Mindvalley Post & Get Variables vs Sip Advanced Email Notification For WC Free