Failed payments: expired cards, changes/new cards of existing customers or insufficient funds on a client account are the main challenges of recurring payments.  Payment provider failure: failing or interrupted connections to the payment provider can cause loss of data as well as delays in transactions.   Chargebacks: an efficient chargeback management saves time and money for customer’s and enterprises.     Data Storage: safe and redundant data storage is mandatory to provide smooth transactions and a high customer satisfaction.   Regulatory compliance: PCI DSS compliant software such as IXOPAY offers high security for enterprises of all sizes and industries.  Fraud: Risk management tools enable flexible strategies to avoid fraud.  International enterprises: global businesses operate in multiple currencies which are integrated in the enterprise billing setup.  Multiple Payment Methods: regional payment preferences or regulations are to be considered as well when setting up recurring revenue services.