XPAY KNOWLEDGE

Industry WIKI

Digital assets and currencies

Understand assets, networks and trading mechanics with sources you can check.

Freedom Card

The Freedom Card, stylized as FREEDOM Card, is a contactless smartcard fare collection system used by the PATCO Speedline in New Jersey and Philadelphia.

Trading basics

Train ticket

A train ticket is a transit pass ticket issued by a railway operator that enables the bearer to travel on the operator's network or a partner's network. Tickets can authorize the bearer to travel a set itinerary at a specific time (common for long-distance railroads), a set itinerary at any time (common for commuter railroads), a set itinerary at multiple times, or an arbitrary itinera