Threestokes Guide

Purchase Credits to use Site for Values of OBM and PWC's

Instant Payment Notification (IPN) is a message service that automatically notifies merchants of events related to PayPal transactions.

Enable the IPN (Instant Payment Notification) from your PayPal account if it is not enable then IPN Message will not we POST.
IPN Message only generate on the server, at the local server IPN message will not generate.
We can send IPN message to merchant's Email Address as long as We can Store IPN message in the database.