XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Payments & settlement
Electronic billing
Electronic billing or electronic bill payment and presentment, is when a seller such as company, organization, or group sends its bills or invoices over the internet, and customers pay the bills electronically. This replaces the traditional method where invoices are sent in paper form and payments are done by manual means such as sending cheques.
FinanceOutline of finance
The following outline provides an overview and topical guide to finance: