No automatic renewal. When it ends you return to the free plan; there is no subscription to cancel.
Is money charged automatically?
No. Each package is a one-time payment.
What if I buy a new package before mine ends?
Your remaining time is kept and the new period is added.
Do you issue invoices?
Yes, an e-invoice is issued.
What can't I see on the free plan?
The newest listings are locked for 30 minutes, then open to everyone.