If you ran out of your Free Trial credits and want to activate your subscriptions, follow this short tutorial to learn how you can do it manually:
Log in to your account and go to Billing page.
2. Click on the Change Plan button
3. Your chosen subscription will have a "In Trial" button. Hover your cursor over it and the button text will change to "Activate Now".
4. Click on the Activate Now button and your subscription will be activated right away.