Simple PHP Mass/Bulk Emailer Script

This is an advanced PHP mailing list manager to ensure a developer stays in contact with his clients.

Features:

• As emails are sending out in several "small lists", it use less resources on server
• Can pause/resume the process at anytime
• Simple and feasible to use with standard PHP mail() function
• Can set interval time/mails per interval to best match with server's performance
• Can be left running over night safely, the worst case scenario is connection lost on client's PC so the form can not be submitted - thus no requests to server to send out emails
• Can be installed on any servers and does not require MySQL database to use

Requirements:

• PHP 4 or higher
• A working PHP mail() function setup with working SMTP mail server

Limitations:

• If request from client's PC is terminated in between processes, you may not know how many emails has been sent out
• The speed may be not as fast as PEAR mail() function, however, PEAR functions may not available on a lot of shared hosting plans
• If the script set to to something like sending out 1,000 mails every 5 seconds - this can cause performance problem on your server so becareful on setting up the script