Before committing any capital, it's worth considering these key factors:

• Capital availability: consider only investing funds that won't be needed in the near term. Being forced to sell at short notice – regardless of market conditions – can significantly undermine returns.
• Emotional resilience: some investors hold their positions and ride out volatility. Others sell at the worst possible moment. Emotional response to loss is as important a factor as financial position.

These considerations will help inform how much to invest, where to invest and how your portfolio should be structured. Risk tolerance isn't fixed or universal. An investor with a long time horizon may be comfortable absorbing more short-term volatility, while someone with a shorter runway may prefer a more conservative allocation. What matters is that the approach reflects individual circumstances.

Diversification – spreading your investments across different asset classes, sectors and regions – is one of the most practical tools available to manage risk. The principle is straightforward: poor performance in one area shouldn't define your overall returns.

Consider two scenarios. An investor who holds a single technology stock is fully exposed to that company's fortunes. An investor holding positions across ten companies in different industries has a natural buffer. A poor result in one holding has far less bearing on the whole.

Ways to diversify effectively:

• Across companies: spreading capital across multiple stocks reduces single-stock exposure
• Across sectors: a mix of industries – technology, healthcare, consumer goods, financials – means sector-specific downturns have limited impact on the broader portfolio
• Across asset classes: holding a mix of asset types – stocks, ETFs, bonds or commodities – means your portfolio isn't solely dependent on the performance of one asset class
• Across regions: different markets don't move in lockstep; international exposure can help smooth regional volatility
• Using ETFs: A single ETF can provide exposure to dozens or hundreds of companies, making diversification accessible from the outset

There's no requirement to deploy significant capital immediately, particularly if you're new to investing. Beginning with smaller positions gives you the opportunity to understand how markets behave – without disproportionate exposure while you're still developing your approach.

One way to do this is through dollar-cost averaging – investing a fixed amount at regular intervals regardless of market conditions. Rather than trying to time the market, this strategy spreads your entry points over time, which can reduce the impact of short-term volatility on your overall position.

Building gradually can be a disciplined way to learn. Early missteps are part of the process and smaller positions mean the cost of those lessons stays manageable.

One of the most common pitfalls for newer investors is making decisions reactively – holding a losing position longer than intended in the hope of a recovery, or exiting a winning one prematurely. Emotion is a poor guide in volatile markets. The more effective approach is to establish clear rules before you enter a position.

• Set an exit point in advance: determine the maximum loss you're prepared to absorb on a given position. If the share reaches that level, act on it.
• Use limit orders: rather than executing at the prevailing market price, a limit order allows you to specify the exact price at which you're willing to buy or sell. If a share is trading at $50 but you consider $47 a more appropriate entry point, a limit order lets you wait for that price rather than acting immediately. The order remains active until it's filled, cancelled or expires – so there's no need to monitor the market constantly.
• Use stop losses: set predetermined exit points to limit potential losses on individual positions. Stop-loss orders automatically trigger a sale when a share reaches your specified price, helping you manage risk without constantly monitoring the market.
• Use market orders: when execution speed matters more than price precision – for instance, when acting on a time-sensitive opportunity – a market order executes immediately at the best available price. Bear in mind that the final execution price isn't guaranteed, particularly in fast-moving markets.

Having a clear sense of which to use – and when – is part of investing with a considered plan rather than reacting in the moment.

A portfolio review doesn't need to be a frequent or time-consuming exercise – but it should be a consistent one. Regular check-ins can allow you to:

• Assess whether your holdings are performing in line with your expectations
• Identify positions that have grown disproportionately large and may warrant rebalancing 
• Ensure your overall allocation still reflects your risk tolerance as your circumstances evolve

The appropriate frequency will vary by investor. Those with a long-term horizon may find quarterly or semi-annual reviews sufficient. More active investors may prefer to check in monthly. The key is establishing a habit rather than reviewing only when markets are moving.