Need Customisation in my social Website.

Avg Bid (USD)
Project Budget (USD)
$250 - $750

Project Description:
I have created my top domain website with the name of whatsshout which needs some custom work done so that it improves and is made more user friendly.
The website has many plugins installed and it includes job board also.
Since script does not have skills registration by qualified programmers so i am thinking to send an automated email to all users who fall in that category of skills he or she registered with us and as and when any job matches with their skills they are notified about that..
Please advise cost for any such instant notification to users where a standard message will be sent to them with project link etc..

Skills required:
MySQL, PHP, Website Design, Website Testing
About the employer:
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