BitStamp is one of the oldest and largest cryptocurrency exchanges, known for high trading volumes and its work with fiat currencies. The platform focuses on reliability and regulatory compliance.

BitPay is a payment service that allows merchants to accept payments in Bitcoin and other cryptocurrencies, acting as an intermediary between buyer and seller.

A Bitcoin Investment Trust is a company that invests funds in Bitcoin and takes on its purchase and storage, sparing the investor the technical complexities.

Bitcoin is the world's first decentralized digital currency, running on blockchain technology without a single issuer or intermediaries. It is the foundational asset of the entire cryptocurrency market.

A White Paper is a detailed document of a crypto project that describes its idea, technology, token economics, and development plan. It is a key source of information for assessing how serious a project is.