Codeigniter Mail function sends mail to spam folder
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How do you make sure email you send programmatically is not automatically marked as spam?
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How can I send an email using PHP?
13820
Spambots causing server crashes. How do I block them?
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Forward Zend_Mail_Message
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Codeigniter seems to break $_POST of '£' character (Pound)
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Is there any way to modify the mail headers in an outgoing message sent using Gmail?
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Auto delete spam email from a domain in Gmail
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Prevent malicious bots from posting spam
152808
How to Filter Emails Forwarded to Gmail Alias?
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Postfix check outgoing mail for spam
113720
Not allowed to execute sendEmail() from custom function, but OK in script editor
104130
How to send mail using PHP?
30085
Trying to send multiple text attachments via mail message
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PHP Mail Encodes Subject Line
1832
Prevent mail being marked as spam
38272
What Constitutes Spam?
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Calling a Controller function in another Controller in CodeIgniter