One credit equals one successful image. 3 free credits at sign-up.
To try a few products.
For a small collection.
To publish every week.
The credit stays used if the image is delivered. You can launch a variant for 1 credit.
No. They stay on your brand as long as your account exists.
Yes. Credits belong to the brand: all its members use them.
See the Refunds page: unused credits are refundable under the stated conditions.