By the Financial Markets Research Team · 9 min · Updated 2025
The foreign exchange market — known universally as forex or FX — is the largest financial market in the world, with trading volumes that routinely exceed seven trillion dollars per day. Yet despite that scale, the structure of the market remains opaque to newcomers, and the role that trading platforms play within it is rarely explained in plain language.
This educational primer outlines how the forex market is organized, how currency pairs behave, the function of leverage, and the considerations beginners should understand before evaluating any trading environment.
The structure of the foreign exchange market
Forex is decentralized. There is no central exchange comparable to the New York Stock Exchange or the London Stock Exchange. Instead, currencies trade across an interconnected network of banks, brokers, electronic communication networks, liquidity providers and retail platforms. This decentralization is why forex operates twenty-four hours a day across the major trading sessions in Sydney, Tokyo, London and New York.
Within this network, individual traders participate through intermediaries. Some platforms route trades to external liquidity providers; others operate as market makers and quote their own prices. Understanding which model a platform uses is one of the most important elements of platform research, and is a topic often raised when readers compare environments such as Blumberg-Global to other platforms.
Currency pairs and quote conventions
Every forex trade involves buying one currency while simultaneously selling another. Pairs are quoted with a base currency and a quote currency — for example EUR/USD, where EUR is the base and USD is the quote. A price of 1.0850 means that one euro is worth 1.0850 US dollars.
Pairs are grouped by liquidity and trading volume:
- Major pairs — typically include the US dollar against another large economy currency (EUR/USD, GBP/USD, USD/JPY, USD/CHF, AUD/USD, USD/CAD, NZD/USD).
- Minor pairs — crosses that do not involve the US dollar (EUR/GBP, EUR/JPY, GBP/JPY).
- Exotic pairs — pairs that include emerging-market currencies, often with wider spreads and lower liquidity.
Spreads, lots and pip values
A spread is the difference between the price at which the market is willing to buy and the price at which it is willing to sell. Spreads are the implicit cost of every trade. A pip is the smallest commonly quoted increment of price change for a pair — typically the fourth decimal place. Position sizes in forex are commonly measured in lots, with one standard lot equal to 100,000 units of the base currency.
Leverage: amplifier of both directions
Forex platforms commonly offer leverage, which allows traders to control positions far larger than their cash balance. Leverage is the single most misunderstood feature in retail forex. It amplifies gains, but it amplifies losses equally. A trader using one hundred to one leverage doubles their exposure with every 1% adverse move — and a 1% move against the position can be enough to wipe out an entire account balance.
For this reason, every responsible educational resource — and any platform comparison, including discussions of Blumberg-Global — should be paired with a discussion of risk management. Readers interested in this topic can explore our risk management article.
What beginners should look for in a platform
- Transparency about how prices are sourced and how trades are executed.
- Clarity around fees, spreads, swaps and any non-trading charges.
- Quality of educational content and platform documentation.
- Stability and responsiveness of the trading interface.
- Availability of risk controls such as stop-loss orders and negative-balance protection.
These criteria form part of the framework used across this site to discuss platforms in an educational way. Readers can learn more in our Blumberg-Global review for a worked example of how this framework is applied.
Final notes
Forex is a deep, liquid and complex market. Educational fluency comes from sustained study rather than from a single article, but a clear understanding of structure, pricing and leverage is the right starting point. Combined with research into platform behavior — see also how trading platforms work — it lays the foundation for informed evaluation.
Educational disclaimer: This article is for educational purposes only and does not constitute financial advice.
