Glossary API Application and Content Provider Content Charging e-service infrastructure providers e-shop Macropayment Merchant Micropayment Mobile business Mobile Payment Payment Service Provider Prepaid Volume Charging Payment method for mobile business. Different charging modes - for content and / or volume (e.g. premium information or streaming video content), for goods (via Internet shops or bricks-and-mortar stores, vending machines, restaurants) and for usage-based charging (using such applications as games and e-mail applications) - are supported to meet the demands of mobile business transactions. It is also important to ensure that tariffs are flexible and that bonuses / paybacks and the billing of small sums - micropayments - are supported.