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Chapter 7 · Lesson 53 · Xcelerate Trade Academy

One Simple Gap Setup (OSG)

Learn One Simple Gap Setup (OSG): one qualifying Fair Value Gap after Filters, liquidity, CHoCH, and Displacement align. Covers OSG identification, retracement Entry, Stop Loss placement, losing trades vs execution quality, and evaluating performance across a documented sample.

We begin with the simplest and one of the most important execution setups in the Xcelerate Trade Strategy: One Simple Gap Setup, or OSG.


We start with OSG because it is the easiest setup to identify and provides a clear introduction to how the concepts learned so far combine into a complete trade.

Once you understand its structure and execution, the setups that follow will become easier to recognize.

What Is One Simple Gap Setup?

One Simple Gap Setup is an execution configuration in which, after the required Filters and Confirmations of the strategy have aligned, one qualifying Fair Value Gap forms and the trade is executed on the retracement into that gap.

The name describes the structure:

One - because there is one qualifying Fair Value Gap.

Simple - because the structure does not contain multiple gaps or more complex gap sequences.

However, one Fair Value Gap on the chart does not automatically mean that we have an OSG.

The Fair Value Gap must develop as part of the complete strategy process.

The strategy conditions come first. The setup classification comes afterward.

Identifying and Executing OSG

Let us look at a real SPX500 example.

As always, we do not begin the analysis at the Entry. We start with the Filters and follow the process in the same order.

First, there are no major news events restricting execution.

We are also within the valid execution window defined by the strategy.

OSG - FVG

Next, LOD / SSL is taken.


This gives us the liquidity condition required to begin looking for a potential Buy. We do not look for a Sell and we do not enter simply because liquidity has been taken. We wait for confirmation.

A valid bullish CHoCH develops, followed by clear Displacement.

Within that Displacement, one qualifying Fair Value Gap forms.

There is no second qualifying Fair Value Gap and no consecutive gap sequence.

We can now classify the configuration as:

One Simple Gap Setup - OSG

The sequence is:

Filters Passed → LOD / SSL Taken → Valid Bullish CHoCH → Displacement → One Fair Value Gap → OSG

Once the setup has formed, we wait for price to retrace into the Fair Value Gap.

We do not enter immediately after the impulse, and we do not try to anticipate the retracement.

When price returns to the Fair Value Gap according to the execution rules, we execute the Buy.

The Stop Loss is placed below the last relevant structural Low, with a small buffer where appropriate. Position Size is calculated according to our planned Risk.

From there, the trade is managed according to the Risk Management rules established earlier in the Academy.

For a Sell scenario, the logic is mirrored:

Filters Passed → HOD / BSL Taken → Valid Bearish CHoCH → Displacement → One Fair Value Gap → OSG

In this case, the Stop Loss is placed above the last relevant structural High.

The logic is simple: the Fair Value Gap gives us the execution zone, but only after the conditions required by the strategy have aligned.

Managing the Trade Near Major Liquidity

What happens when an open trade approaches an important liquidity level such as HOD / BSL or LOD / SSL?

There is no universal answer.

These are areas where price may react, slow down, consolidate, or reverse. For that reason, depending on the market context, we may choose to secure profit before price reaches the opposing liquidity level.

This is not a mandatory OSG rule. It is a trade-management decision.

There will also be situations where the context supports allowing the position to continue beyond that level.

What matters is having a clear management rule and applying it consistently rather than making the decision based on the emotions of the moment.

A Second OSG Example

Now let us look at another trade.

Once again, the Filters are passed and LOD / SSL is taken.

OSG - FVG & TP - SL

A valid bullish CHoCH develops, followed by Displacement.


Within that move, one qualifying Fair Value Gap forms.

There is no second Fair Value Gap and no consecutive gap sequence, so the configuration is classified as OSG.

We wait for price to retrace into the Fair Value Gap and execute the Buy according to the same rule.

The Stop Loss is placed below the last relevant structural Low, while Take Profit and subsequent management follow the established Risk Management rules.

The chart does not need to look identical to the previous example.

Candle formation, volatility, the size of the Displacement, and the depth of the retracement can vary.

What must remain consistent is the logic used to identify and execute the setup.

We are learning to recognise a recurring structure, not memorise one chart.

When a Correct Setup Loses

So far, we have looked at OSG examples that developed successfully.

But losing trades are equally important to understand.

Consider another OSG.

The Filters are passed.

The required liquidity is taken.

A valid CHoCH forms.

Displacement follows and creates one qualifying Fair Value Gap.

Price retraces into the Fair Value Gap and we execute the trade according to the OSG rules.

The Stop Loss is correctly positioned and Risk is controlled according to plan.

This time, however, price moves against the position and reaches the Stop Loss.

After a losing trade, the immediate question is often:

“What did I do wrong?”

Sometimes, the answer is:

Nothing.

If all the rules of the strategy were respected and the trade still reached Stop Loss, the loss is simply one possible outcome of a probability-based strategy.

A correctly executed trade can lose.

A poorly executed trade can win.

This is why we must separate execution quality from trade outcome.

We cannot control what the market does after Entry.

We can control the quality and consistency of our execution.

Think in Series of Trades

We should never judge a strategy based on one trade.

Not two.

Not five.

A strategy must be evaluated across many trades executed and classified according to the same rules.

After a loss, ask:

Did we respect all the rules of the strategy?

Did we execute the trade according to plan?

Did we respect our Risk Management rules?

If the answer is yes, we accept the loss and move on.

The objective is not to avoid every losing trade.

The objective is to execute the same strategy consistently enough to evaluate its performance across a meaningful sample of trades.

This is why statistics and a trading journal matter.

Individual outcomes can influence our perception.

A documented series of trades gives us evidence.

OSG in the Xcelerate Trade Historical Sample

The statistics presented in this chapter are based on approximately 2,000 trades documented, analyzed, and classified by setup within the Xcelerate Trade trading journal.

Within the consolidated historical sample, One Simple Gap Setup represented approximately 15% of the classified configurations, with an observed Win Rate of approximately 60%.

These statistics are not a guarantee of future results.

They show how OSG performed within the documented historical sample and provide a reference for evaluating the setup across a large number of examples rather than through isolated trades.

The sample is also not limited exclusively to setups based on HOD / LOD.

As we progress through the Academy, we will expand the strategy to other relevant liquidity areas identified across different sessions and higher timeframes.

For now, HOD / LOD gives us a clear reference for learning the setup correctly.

A Practical Example

Consider a bullish OSG from beginning to end.

The Filters are passed and LOD / SSL is taken.

A valid bullish CHoCH develops, followed by Displacement that creates one qualifying Fair Value Gap.

The configuration is therefore classified as OSG.

We wait for price to retrace into the Fair Value Gap, execute the Buy according to the setup rule, place the Stop Loss below the last relevant structural Low, and calculate Position Size according to our planned Risk.

The complete process is:

Filters → Liquidity → CHoCH → Displacement → One Fair Value Gap → OSG → Retracement → Entry

The setup is simple.

The discipline lies in waiting for the complete sequence.

Your Turn

Open a historical SPX500 chart and identify potential OSG configurations.

Do not begin by searching for isolated Fair Value Gaps. Start with the strategy process.

Check the relevant Filters, identify the liquidity event, confirm the CHoCH and Displacement, and only then determine whether one qualifying Fair Value Gap has formed.

For each valid example, mark:

  • the liquidity taken;

  • the CHoCH;

  • the Displacement;

  • the Fair Value Gap;

  • the Entry;

  • the structural Stop Loss.

Save each example in your trading journal. Record whether all the strategy rules were respected, the planned Risk, the final result, and any relevant trade-management decisions.

Include both winning and losing examples.

As your sample grows, begin building your own OSG statistics rather than relying on memory or individual outcomes.

The objective is not to find perfect charts.

It is to develop consistent recognition, execution, and documentation.

Xcelerate Trade Perspective

OSG is the simplest setup in this chapter, but understanding it means more than recognizing one Fair Value Gap.

The Fair Value Gap is not the reason for the trade.

It is the execution component of a larger sequence.

We begin with the strategy conditions. We allow the market to reveal the configuration. We classify the setup. Then we apply its execution rule.

The outcome comes afterward.

If the trade reaches Take Profit, we document it.

If it reaches Stop Loss, we document it.

If price never retraces into the execution zone, we accept that there was no Entry.

Our responsibility is not to make every setup win.

Our responsibility is to execute the process consistently enough that the results we collect become meaningful data.

OSG gives us the clearest environment in which to build that discipline.

In the next lesson, we will study Two Gap Setup and Two Consecutive Gap Setup, where two Fair Value Gaps introduce different classification and execution rules.

Lesson quiz

Pass at 70% · 3 questions

Answer all questions, then submit. You can retry until you pass. With Phantom connected, progress syncs across your devices.

Question 1

1. What defines a One Simple Gap Setup?

Question 2

2. If a correctly identified and executed OSG reaches Stop Loss, what should we conclude?

Question 3

3. How should OSG performance be evaluated?