> For the complete documentation index, see [llms.txt](https://online-trainings-classes.gitbook.io/lean-process-improvements/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://online-trainings-classes.gitbook.io/lean-process-improvements/lean-process-improvement-how-to-use-metrics-to-improve-your-processes.md). # Lean Process Improvement - How to Use Metrics to Improve Your Processes? **Lean Process Improvement - How to Use Metrics to Improve Your Processes?** Metrics are an [**integral part of Lean process improvement**](https://blog.hubspot.com/marketing/lean-process-improvement), and they provide a baseline for a change to be measured against. Metrics are also important motivational tools, because seeing the positive impact of a change can inspire incremental improvements. Moreover, tracking metrics is a useful way to see how the changes you make stack up against historical trends. While large companies have the resources to track many metrics, smaller organizations may not have this luxury. **Value stream mapping** Value stream mapping is an effective tool for ferreting out waste in a process. It helps to evaluate every step of a process from the customer's perspective, keeping analysis focused on what matters most. By using value stream mapping to improve your processes, you can better compete in your market, anticipate threats, and create the greatest value for your customers. Value stream mapping also enables continuous improvement and allows you to optimize the flow of your processes. While value stream maps can be extremely detailed and may require several revisions to meet specific objectives, they typically contain three key sections: information flow, time ladder, and value flow. The colors on the value stream map indicate the various stages of a process. The information flow represents the flow of products and services in the business. The time ladder represents the amount of time a product or service spends in a specific stage of production. Before you begin to develop your value stream map, you must collect data. It is essential to collect information on the entire process from its start to finish. To ensure the accuracy of the information, talk to the people involved in the processes. These people can provide valuable insights and help you create an accurate value stream map. In addition to subject matter experts, customer service personnel can provide accurate data as well. Once the data is collected, the next step is to develop the flow. When you're finished with your flow map, make sure everyone on the team is on board with the results. As an example, a value stream map can be used in many different industries. Once you have mapped your existing process, you can implement targeted improvements and eliminate waste. For instance, a retail supply chain may use value stream mapping to improve client quote preparation. The company was able to eliminate bottlenecks and speed up the entire process. A value stream map helps manufacturers solve problems in collaboration and eliminates waste. It can also help businesses in other industries. Moreover, value stream maps also allow you to identify any problems in the process. Inefficient processes and resource constraints can result in high costs, poor quality, and even scrapping. Therefore, value stream mapping helps organizations in cutting costs, improving quality, and reinvesting the savings. A value stream map can make the complex system easier to understand and improve interactions between departments. The benefits of value stream mapping can outweigh any negative consequences. When creating a value stream map, customers are the first thing to consider. The goal is to reduce bottlenecks in the system and increase overall throughput. A value stream map can also identify bottlenecks in the system, which can be improved to boost overall system throughput. For example, a value stream map may show multiple processes in a manufacturing workcell. It may also show different inventories between process steps, a kanban stockpoint, or an inventory supermarket. **Work-in-process limits** If you want to improve your process, you should use work-in-process limits to help protect the quality of your finished product and the health of your code base. When multiple items are in-process, it's difficult to test whether they'll be compatible with each other or the working product. To avoid bottlenecks, size each task to no more than 16 hours of work. Once you've determined a WIP limit, you can make changes to your workflow to improve it. WIP limits should be mapped to the skills of team members. A team of seven developers might adjust its WIP limit from 7 to three to facilitate swarming on high-priority stories and early demos to the Product Owner. It could also be adjusted to account for typical vacations and personnel outages. This way, teams can work to improve processes while others are waiting for their environment. The concept of WIP inventory limits has roots in lean manufacturing and agile manufacturing. The production sequence of a boiler component is a classic example. Another example is the reorder point. The goal is to reduce WIP inventory by as little as possible. By doing this, the work-in-process inventory is more responsive to change than the reorder point of a production line. The result is a more efficient process and a more profitable organization. Using WIP limits is an effective way to identify inefficient and wasteful processes. It improves quality, efficiency, cost, and morale. By implementing WIP limits, you can improve lead time and cycle time, which are two important metrics of Lean and process improvement. When properly implemented, WIP limits are an effective tool for process improvement. But if you want to get the most out of this method, you must make the necessary changes. To make use of the work-in-process limits, you must first determine what is your WIP. Then, monitor the number of work items in each status. This will help ensure that everyone has work and no one is left out. A team with less than three items in "in progress" is not maximizing their capacity, so it should keep WIP limits below that number. If you have a team that has 3 items in "in-process" status, it is time to set a WIP limit lower than the number of members on that team. During a Kanban board meeting, teams practicing Kanban will discuss work on the board frequently. The most common format for these meetings is a daily standup that addresses how to move work to done. By setting WIP limits, you force teams to have critical conversations about the work in motion and identify which work blocks progress. If a team is working in a culture of WIP limits, they will be more effective than teams with unachievable WIP limits. **Takt time** Using takt time for lean process improvement can improve visibility for production line operatives and supervisors. Takt time breaks down the build process into discrete steps, and it gives managers a clear view of the progress of a particular project. If a process is slow, production output stops and the customer may move on to a competing company. Takt time is important for a variety of reasons, including making clear expectations and managing time. Firstly, takt time allows people to take breaks and other tasks. It also ensures that a team can respond to problems before they accumulate. It's a good idea to keep takt time between five and seventeen percent greater than the actual cycle time, and it's important to make sure it's practical and tangible on the shop floor. Takt time should be set for the various events that happen in a factory. Secondly, takt time isn't a uniform value for the entire value stream. In some cases, machines and workcells may share the same demand. Therefore, they might have the same amount of available work time and can achieve line balancing more easily. In other cases, customer A might order 55,000 units per day, but Process 2 may not be necessary. In that case, the total available work time is twenty-two hours, or 1,320 minutes per day. Takt time is an important metric to measure your progress in a lean improvement project. It allows you to identify areas where your team can improve. It helps to see where improvements are needed and how to make them. When you are implementing a lean process improvement project, you should have a clear understanding of takt time so you can better plan your time and resources. Then, you can measure the progress of improvement projects to achieve your desired results. As a result, takt time should be calculated in a systematic and structured way. The definition of takt time is that it is the time between consecutive units of work, excluding break times and expected stoppage times. Takt time is also often referred to as the heartbeat of a lean manufacturing system. It helps you determine how to manage your production flow and increase your company's bottom line. When measuring the efficiency of a value stream, Takt time must be compared with lead times, which include waiting time and process time. Cycle times, in turn, can be used to assess the effectiveness of a process. Takt time is a standard that determines how effective a value stream is. Knowing what time is used in the process will help avoid long discussions at value stream events. If the lead time and Takt time are different, you can use Takt time to compare results. **Website:**