Multiple Paypal IPN Documentation.

Setup your database using CPanel.

Import or copy the ipnvlad.sql/ipnvlad.sql to populate your database.

Open the file config/config.mysql.php

Enter your database settings at lines 19 - 23

Insert your new licence key on line 25.

Save and close config/config.mysql.php.

If you wish to use a prefix to the database tables:

Open config/config.tables.php, enter at $prefix = 'here';

Save and close.

Upload the contents of "multiple ipn" to a new folder on your server.

There are further instructions within the documentation but for security reasons they are not displayed here.