Smart Subscriptions payment plugins are running in "sandbox" mode. If you choose PayPal as payment method you have to use the following "demo" credit card
| Country | Spain |
| Type | Visa |
| Card No. | 4434645682646633 |
| Expiration | 10/20 (actually any future date will work) |
| CVV | 123 (actually any code will work) |
You will also have to provide a valid address and telephone. If you are not familiar with spanish regions, you can use the following ficticious data:
| Address | C/Tomas Edison, 2 |
| Zip code | 08860 |
| City | Castelldefels |
| Province | Barcelona |
| Phone | 931821234 |
