Requirements to have PayPal Reference Transactions enabled
<p>For a new project we are looking for a payment system that allows to use a single user authorization for charging their credit card multiple times over a long period of time. PayPal's Reference Transactions seem a great fit, however before we plunge into implementation a few things should be clarified. One of them is: </p>

<p><strong>What exactly is required from a Merchant to have Reference Transactions  enabled?</strong> </p>

<p>We do not want to complete the integration to find out that we do not meet the requirements, <a href="https://www.angelleye.com/paypal-recurring-payments-reference-transactions-and-preapproved-payments/" rel="nofollow" title="here">as suggested here</a>. We are waiting for response from PayPal MTS but... well... it has been already a week...</p>