STEP1: On your Dashboard page, click on the button, Buy Package. 


STEP2: The following screenshot will be displayed: 




DESCRIPTION OF FIELDS ABOVE:


CURRENCY: This is set as International - USD- PayPal. 


PACKAGE: Select the package you would like to purchase. The options are shown in the screenshot below:




SMS BUNDLES: Select the amount of amount of SMSes you would like to purchase


STEP3:


Click on Secure Checkout

You will then be re-directed to confirm your paypal details.