Hi, here is my method to make auto greeting for new members.
Open profile_activate.php (dolphin root derictory)
find:
sendMail($site['email_notify'], $aTemplate['Subject'], $aTemplate['Body'], $p_arr['ID']);
and after it add:
$sMessageBody = 'YOUR GREETING MESSAGE BODY HERE';
        $sMessageSubject = 'YOUR GREETING MESSAGE SUBJECT HERE';
                
                $sQuery = 
                    "
                        INSERT INTO 
                            `sys_messages` 
                        SET 
                            `Sender`       = '1',  
                            `Recipient`    = {$p_arr['ID']}, 
                            `Subject`      =  '{$sMessageSubject}',
                            `Text`         =  '{$sMessageBody}',
                            `Date`         = NOW(), 
                            `New`          = '1',
                            `Type`         = 'letter'
                    ";
                
                
                $result = db_res($sQuery);
If you want to change the SENDER of your greeting, change digit in `Sender` = '1', to id what you want. '1' is id of admin.
I THINK THAT THIS METHOD WORKS ONLY WHEN E-MAIL CONFIRMATION IS ACTIVATED (AS ON MY SITE), BUT I'M NOT SURE, TEST YOURSELF.

