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What are the best practices for maintaining and updating the Business Case financial model throughout the project management process?
     Mark Bridges    |    Capital Budgeting Business Case


This article provides a detailed response to: What are the best practices for maintaining and updating the Business Case financial model throughout the project management process? For a comprehensive understanding of Capital Budgeting Business Case, we also include relevant case studies for further reading and links to Capital Budgeting Business Case best practice resources.

TLDR Best practices for maintaining the Business Case financial model include regular review and update cycles, adapting to external changes, and engaging stakeholders to ensure financial viability and strategic alignment.

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Before we begin, let's review some important management concepts, as they related to this question.

What does Regular Review and Update Cycles mean?
What does Adapting to Changes in External Factors mean?
What does Stakeholder Engagement and Communication mean?


Maintaining and updating the Business Case financial model throughout the project management process is crucial for ensuring that the project remains aligned with its initial objectives and continues to be viable from a financial perspective. This involves regular reviews and adjustments based on actual project progress and external factors that may impact the project's financials. Here are some best practices for effectively managing this process.

Regular Review and Update Cycles

Setting up regular review and update cycles is essential for keeping the Business Case financial model relevant and accurate. These cycles should be planned at strategic points throughout the project lifecycle, such as at the end of major project phases or milestones. During these reviews, project managers and financial analysts should compare the actual project outcomes with the forecasts in the Business Case. This includes reviewing expenditures, revenues, and any other financial metrics that are critical to the project's success. It's important to not only look at variances but also to understand the reasons behind them. This could involve analyzing changes in market conditions, project scope, or operational efficiencies that were not anticipated in the original Business Case.

For example, a report by McKinsey highlighted the importance of dynamic reallocation of resources as projects evolve. The firm pointed out that companies that actively shift resources between business units and projects can achieve up to a 30% higher return on investment than those that do not. Applying this principle to the Business Case financial model means regularly reassessing the allocation of financial resources based on the project's current needs and performance.

Additionally, incorporating feedback from these review cycles into the financial model ensures that it remains a living document. This feedback loop allows for the adjustment of forecasts and assumptions to reflect the project's current reality, thereby improving the accuracy of future financial projections.

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Adapting to Changes in External Factors

External factors such as economic conditions, regulatory changes, and market dynamics can significantly impact a project's financial model. Best practices involve not only monitoring these factors but also incorporating their potential impacts into the Business Case updates. This proactive approach allows project managers to anticipate changes rather than react to them, enabling more strategic decision-making. For instance, if new regulations increase the cost of certain materials, the financial model should be adjusted to reflect these higher costs and their impact on the project's overall budget and profitability.

Accenture's research on agile project management emphasizes the value of flexibility and responsiveness to change. By adopting an agile mindset towards the Business Case financial model, project teams can more effectively adapt to external changes. This might involve creating scenarios or sensitivity analyses to understand how different external conditions could affect the project's financials, allowing for more informed decision-making.

Real-world examples of adapting to external changes include the rapid shifts many businesses had to make during the COVID-19 pandemic. Companies that quickly reassessed their projects' financial models and adjusted their strategies accordingly were better positioned to navigate the uncertainties. This often involved revising revenue forecasts, cost estimates, and even project scopes to align with the new business environment.

Stakeholder Engagement and Communication

Engaging stakeholders in the process of maintaining and updating the Business Case financial model is critical for ensuring alignment and support throughout the project lifecycle. This includes not only the project team but also sponsors, executives, and other key stakeholders who have a vested interest in the project's success. Regular communication of updates, challenges, and changes to the financial model helps build trust and fosters a collaborative environment.

Deloitte's insights on stakeholder engagement highlight the importance of transparency and inclusivity in project management. By involving stakeholders in the review process and considering their feedback, project managers can ensure that the financial model accurately reflects the project's strategic objectives and the expectations of all parties involved. This also helps in identifying potential risks and opportunities that may not have been evident without stakeholder input.

For example, in large infrastructure projects, stakeholder engagement is often a key factor in identifying financial risks related to environmental and community impacts. By incorporating these considerations into the Business Case financial model, project teams can develop more comprehensive risk management strategies and avoid potential setbacks.

Maintaining and updating the Business Case financial model throughout the project management process requires a structured approach that includes regular review cycles, adaptability to external changes, and active stakeholder engagement. By following these best practices, project managers can ensure that their projects remain financially viable and aligned with strategic objectives, even as conditions change.

Best Practices in Capital Budgeting Business Case

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