What is an Expert Advisor, and how does it work in MetaTrader 5?
The starting point: what an EA is, how it trades, its advantages and the risks nobody tells you about.
ReadAutomated vs manual trading: pros, risks and who each one is for
An honest comparison of trading with a robot and trading by hand, so you can decide which one fits you.
ReadHow to trade gold (XAU/USD): why it’s different from other markets
What moves the price of gold, why it’s so volatile and why a specialized strategy makes sense.
ReadHow to find the best Expert Advisor for gold (XAUUSD): what to check before you choose
The red flags to avoid and the criteria that really matter so you don’t fall for a scam.
ReadWhat is a trailing stop, and why does it matter in trading?
The dynamic stop that lets profits run and protects what you’ve gained, with a visual example.
ReadWhat is drawdown? Why it’s the most important risk metric in trading
Why maximum drawdown matters more than returns, and how to use it to measure real risk.
ReadProfit factor explained: how to read the MetaTrader 5 Strategy Tester report
The metrics that really matter in an MT5 report, and how not to be fooled by appearances.
ReadBacktesting in trading: what it is, how to read it and the danger of overfitting
Why a perfect backtest can be a trap, and how to tell whether a strategy is truly robust.
ReadWhat is a trading VPS, and why do you need one for an Expert Advisor?
Why a robot needs a VPS to trade 24/5 without depending on your computer, and how to choose one.
ReadHow to install an Expert Advisor in MetaTrader 5, step by step
From copying the file to getting it trading, including the permissions almost everyone forgets.
ReadAre trading robots profitable? The honest answer
What the evidence says: when a robot really works, when it doesn’t, and how to tell a serious system from an empty promise.
ReadHow much money do you really need to start automated trading?
The real minimum capital: technical vs sensible minimums, hidden costs and how to scale up without getting burned.
ReadThe 7 costliest Expert Advisor mistakes (and how to avoid them)
From reckless lot sizes to meddling with the robot by hand: the mistakes that wipe out accounts, and how to avoid them.
ReadIs automated trading legal in Spain? What the law says and how it’s taxed
Yes, it’s legal: the framework of regulated brokers, the CNMV and, broadly, how gains are taxed.
ReadHow to choose a broker for an Expert Advisor: the no-hype guide
Spread, swap, execution and regulation: the criteria that change a robot’s results, with numbers.
ReadCopy trading vs Expert Advisor: how they differ and which one suits you
Copy a person or run a rules-based system: control, costs and what you can verify with each.
ReadDemo or live account: how to test a trading robot before you risk your money
What a demo checks and what it doesn’t, a week-by-week testing protocol, how to read MT5 and going live with the minimum lot.
ReadGold leverage: what it is, Europe’s 1:20 cap and how it affects a trading robot
One lot of gold controls about $300,000. What the broker locks at 1:20, when the stop out kicks in and which lot size to use for your capital.
ReadCan you use an Expert Advisor on a prop firm? The funded account rules that matter and what to check first
Can you run an Expert Advisor on a prop firm like FTMO or FundedNext? The usual EA rules, why drawdown is the real problem and how to size your lot.
ReadSpread, slippage and commissions: the costs a trading robot pays without you noticing
Spread, slippage, commission and swap explained with gold examples: how they add up on every trade a robot makes and how to see what you pay in MT5.
ReadStop loss, take profit and break-even: how a trading robot protects every trade
What stop loss and take profit are, where to place your stop and when to move it to break-even, with a gold (XAU/USD) example in dollars and points.
ReadWin rate and risk-reward ratio: why you can make money while winning fewer than half your trades
What win rate is, how it combines with the risk-reward ratio and how many losses in a row are normal, with the calculations worked out.
ReadMetaTrader 4 vs MetaTrader 5: the real differences and which one to choose for an Expert Advisor
MT4 vs MT5 for Expert Advisor users: language, Strategy Tester, timeframes, account modes and brokers—what really changes and when to pick each platform.
ReadEconomic calendar for gold: the news that moves it (NFP, CPI, Fed) and what to do with your trading robot
How to read the economic calendar, when NFP, CPI and the Fed hit (ET, London, Central Europe), why they move gold and your options if you run a robot.
ReadHow to calculate lot size in gold (XAU/USD): what a lot is, what each move is worth and how much you risk
What a lot is in gold trading, what each $1 XAU/USD move is worth, how to calculate lot size from your risk and the margin it ties up. Worked examples.
ReadGold trading hours: the Asia, London and New York sessions in GMT and ET, and when gold moves most
Gold market hours in GMT and New York time: the Asia, London and New York sessions, the best time to trade gold and what changes if you run a robot in MT5.
ReadData protection
This English version is provided for convenience. If there is any discrepancy, the Spanish version prevails.
What we ask of an Expert Advisor, we apply to you: total clarity. Here’s what we do (and don’t do) with your data when you visit this site.
Data controller
AUREUM, owned by Rodrigo Caballero.
Contact for any privacy question: homeaureum@gmail.com. We reply in English or Spanish.
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The data you give us when you contact us or buy (name, email, billing details) is used to reply to you, manage your license and meet our legal and tax obligations.
Visitor analytics, if you accept them in the cookie panel, are used in aggregate to learn which guides people find most interesting. No advertising profiles.
Legal basis and retention
We process your data with your consent (Article 6(1)(a) GDPR), to perform the contract when you buy a license (Article 6(1)(b)) and to comply with legal obligations (Article 6(1)(c)).
We keep it for as long as our relationship lasts and, after that, for the periods required by tax and commercial law.
Who we share it with
We don’t sell or transfer your data. The only ones with access to it are the providers the site can’t work without (hosting, email, payment gateway), who act as data processors, and public authorities when the law requires it.
Your rights
You can exercise your rights of access, rectification, erasure, objection, restriction and portability by writing to homeaureum@gmail.com, stating which right you’re exercising and attaching a document that proves your identity.
If you feel we haven’t handled your request properly, you can file a complaint with the Spanish Data Protection Agency (Agencia Española de Protección de Datos, aepd.es).
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Last reviewed: June 2026.