Throttling email frequency

You can also check out this premium version one that integrates into wp_mail, but I suggest contacting or checking details on refund policy if it does not work for you: https://shop.milandinic.com/downloads/simple-email-queue-plus/ The premium version is required for wp_mail integration.

How to set custom from email address in wp

Please use this below code for sending emails in wordpress, which will change the from name. $recipient_email = “[email protected]”; $subject =”Submission”; $message = “I have done a submission”; $headers=”Content-type: text/html;charset=utf-8″ . “\r\n”; $headers .= ‘From: Mastic Technology Rebate <[email protected]>’ . “\r\n”; wp_mail($recipient_email, $subject, $message, $headers);

Limit number of emails per second

A possible workaround depending on your level of coding knowledge: You could use the Transients API. Simplified: It adds an Option with an expiration time. Then you could hook into the phpmailer_init-action and update the transient value with your new email. If the time expired, you could send the previously added mails out and then … Read more

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