Some popular fact about online payment

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Online payment
Some interesting info online payment

• This chapter gives an explanation of the basics
  of "payment systems."
• To begin with, it is necessary to know what
  a payment is and what a payment system is.
• A "payment" usually describes a transfer of
  monetary value between two parties, (e.g., the
  seller and the buyer).
• Thus any organized arrangement for transferring
  monetary value between parties can be defined as
  a "payment system.
•  Payment systems are an essential part of the
  financial infrastructure and their importance
  cannot be overstated.