The Finish Line: How to Optimize Your Last-Mile Delivery

The final mile of your supply chain is the most critical. It’s the last touchpoint you have with your customer and the most expensive leg of the journey, often accounting for over 50% of total shipping costs. In our experience, many mid-market businesses treat last-mile delivery as a pure cost center—a necessary burden to be minimized. This perspective is a missed opportunity. Your delivery process is a powerful extension of your brand, capable of either delighting a customer with continued loyalty or frustrating them enough to move to a competitor.

The pressure has been mounting as customers now expect fast, free, and transparent delivery as standard. A recent survey highlighted that over 85% of online shoppers are unlikely to order from a retailer again after a single poor delivery experience. This isn’t just a retail problem; expectations for service and transparency are bleeding into B2B sectors, from construction material deliveries to healthcare sample logistics. Optimizing your last-mile operations is no longer optional; it’s essential for survival and growth.

The Poirier Group | The Finish Line: How to Optimize Your Last-Mile Delivery

Where Companies Falter

Through our work conducting rapid diagnostics and operational assessments, we consistently see companies stumble in a few key areas when it comes to the final stage of delivery.

  • Skyrocketing and Unpredictable Costs: The combination of fuel prices, escalating labor costs, failed delivery attempts, and complex urban routing creates a perfect storm of expenses. We’ve found that businesses lack true visibility into their ‘cost-to-serve’ per delivery, making it impossible to manage profitability effectively. A 2025 industry forecast predicts that without intervention, last-mile costs could rise by another 15-20% over the next two years due to urban congestion and labor shortages alone.
  • Outdated Technology and Manual Processes: Many organizations still rely on spreadsheets, static routes, and manual dispatching. This process leads to inefficiencies in routing, an inability to adapt to real-time events like traffic or cancellations, and a complete lack of visibility for both your team and your customer. Without a digital transformation of your logistics processes, you have a significant handicap against your competitors.
  • The People and Change Management Deficit: Implementing new technology is only half the battle as we often see significant pushback from drivers and back-office staff when new systems are introduced without proper planning. Your leadership must champion the change in technology and new processes, and that requires employees having clear communication and training to understand how new tools will benefit them, not just your company. A failure to manage this human element is the primary reason that promising technology initiatives fail to deliver their expected ROI.
  • Poor Data Integration: Here’s another problem to consider. Do your warehouse management system (WMS), enterprise resource planning (ERP), and transportation management system (TMS) operate in silos. This fragmentation prevents a single source of truth, leading to inaccurate inventory data, flawed demand forecasting, and an inability to provide customers with reliable delivery ETAs. You can address this challenge through Power Platform integration and process re-engineering, connecting disparate systems to create unified, actionable data streams.
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Best Practices for a Better Last Mile

Improving your last-mile delivery requires a holistic approach that balances process, technology, and people. This involves moving beyond incremental fixes to fundamentally re-thinking how your ‘last mile’ functions. Here’s what we recommend:

1. Map Your Processes to Find the Bottlenecks. Before you invest in any new technology, you must understand your current state. This might require facilitating workshops with your internal stakeholders to map your entire order-to-delivery value stream. As a collaborative exercise, this invariably uncovers redundancies and inefficiencies in back-office operations and warehouse workflows that can be addressed for immediate impact. For one manufacturing client of ours, this process improvement exercise reduced their order processing time by 35% before a single new line of code was written.

2. Leverage Technology for Dynamic Optimization. Modern logistics platforms use AI and machine learning to optimize routes in real-time, accounting for traffic, weather, vehicle capacity, and delivery windows. If you are still managing logistics through manual methods, you are wasting significant time and money while leaving room for error. A recent study showed that AI-powered route optimization can reduce fuel consumption by up to 25% and increase the number of deliveries per driver per day by 30%. These tools also provide the real-time tracking and automated notifications that customers now demand. You’ll then need to evaluate the vendor landscape, select the right solution, and manage the digital transformation. That may sound like a lot of work, but the ROI will be significant and help you to remain competitive in the long term.

3. Invest in Your People through Change Management. When you introduce new systems, it is crucial to have a robust change management plan. This includes hands-on leadership training, clear communication about the “why” behind the change, and workshops that empower employees to use the new tools effectively. Your drivers and dispatchers are on the front lines, so be sure to include them by allowing time to ensure a well-executed change plan turns skeptical employees into advocates, ensuring the technology is adopted and its benefits are fully realized.

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Factors to Keep in Mind

As you plan your strategy, consider these evolving trends that will shape the future of last-mile delivery.

  • Sustainability is a Business Imperative: Customers are increasingly making purchasing decisions based on a company’s environmental footprint. Furthermore, regulations around emissions are tightening. Optimizing routes and reducing failed deliveries not only cuts costs but also shrinks your carbon footprint. A 2025 outlook report emphasizes that a documented green logistics strategy will soon become a requirement for securing contracts with larger enterprise clients in Canada and some States.
  • The Rise of Alternative Delivery Models: Depending on your industry, you may consider options like micro-fulfillment centers closer to customers, partnerships with gig-economy drivers for peak demand, or smart lockers for secure, unattended deliveries. Prepare a model of the financial and operational impact of each option for your business before making the wrong decision that can impact your customer satisfaction.
  • Reverse Logistics is Part of the Experience: How you handle returns is a critical, and often overlooked part of the last-mile ecosystem. An easy, transparent returns process can be a significant competitive differentiator. A recent consumer poll found that 78% of shoppers consider the ease of returns a key factor when choosing where to shop. Your process for managing this flow of goods back into your inventory needs to be as efficient as your outbound delivery process. Research from the Reverse Logistics Association projects that the cost of managing returns will continue to outpace standard logistics costs, making process efficiency paramount.

Need Help?

At The Poirier Group, we blend strategic planning with flawless execution. With years of operational hands-on experience in supply chain optimization and a highly collaborative team approach, we bring the latest technologies, varied skills, and advances to augment your team’s capabilities and/or accelerate the progress of your initiatives. Share with us your current state and where you want to be. We’ve got the experience to help you achieve your goals and a reputation for delivering an exceptional consulting experience.  Let’s get you started.  Reach out to find out how we work and what you can expect with the right consulting partner.

References:

4. “The Last-Mile Mandate: 2025 Consumer Delivery Expectations Survey,” Digital Commerce 360, January 2025.

5. “Urban Logistics: Cost Pressures and Mitigation Strategies for 2025-2027,” Journal of Commerce, February 2025.

6. “AI’s Impact on Fleet Efficiency and Route Optimization,” MIT Sloan Management Review, December 2024.

7. “The Green Mile: Sustainability as a Competitive Advantage in Logistics,” Supply Chain Quarterly, January 2025.

8. “Reverse Logistics and the Modern Consumer,” RetailWire Insights, February 2025.

9. “Quantifying the Rising Cost of Returns: A 2025 Analysis,” Reverse Logistics Association Annual Report, January 2025.

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The Poirier Group | The Finish Line: How to Optimize Your Last-Mile Delivery

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