{"id":103865,"date":"2022-08-20T03:19:12","date_gmt":"2022-08-20T03:19:12","guid":{"rendered":"https:\/\/monday.com\/blog\/?p=103865"},"modified":"2025-11-17T11:13:05","modified_gmt":"2025-11-17T16:13:05","slug":"theory-of-constraints","status":"publish","type":"post","link":"https:\/\/monday.com\/blog\/project-management\/theory-of-constraints\/","title":{"rendered":"Theory of constraints: a guide for better workflow efficiency [2026]"},"content":{"rendered":"
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Constraints are restrictions or limiting factors, and every business has them. What\u2019s important is how we adapt and engineer projects around removing constraints, rather than neglecting to deal with the bottlenecks and allowing them to negatively affect flow. The theory of constraints (TOC) is a management philosophy that suggests businesses should identify and address bottlenecks to improve efficiency. At its core, the theory is based on the idea that businesses should focus on their most important goal and then work to remove any obstacles that prevent them from achieving that goal.<\/p>\n

This is done by identifying and eliminating bottlenecks, which are any factors that impede progress. As the author of the theory eloquently put it, \u201cSince the strength of the chain is determined by the weakest link, then the first step to improve an organization must be to identify the weakest link.\u201d<\/p>\n

So what exactly is the theory of constraints, who came up with it, and how does it apply to project management? Let\u2019s explore some of the details that make the theory of constraints such a popular project management method in the world of business.<\/p>\n

Get started<\/a><\/p>\n

What is the theory of constraints?<\/strong><\/h2>\n

The theory of constraints is a management philosophy that was first proposed by Eliyahu M. Goldratt in his 1984 novel, “The Goal<\/a>.” The basic premise of the theory is that every process has at least one constraint or bottleneck that limits its output. The goal of any organization should be to identify and then address these constraints to improve overall performance.<\/p>\n

Practically speaking, businesses need to continually identify where bottlenecks are occurring and then take steps to correct them. This may involve making changes to the way work is performed, investing in new technology, or revising processes altogether.<\/p>\n

However, if done correctly, addressing constraints can lead to significant improvements in efficiency and productivity. For this reason, the theory of constraints has become an essential tool for many businesses around the world. It even offers a useful toolkit for businesses to overcome constraints holding them back.<\/p>\n

The five focusing steps of removing constraints<\/strong><\/h3>\n

The method for identifying and eliminating constraints proposed in the theory is known as the Five Focusing Steps. Here\u2019s an overview of the cyclical process of using these five steps.<\/p>\n

    \n
  1. Identify the constraint:<\/strong>\u00a0Start by identifying the current constraint. This can also be conceptualized as the \u201cweakest link\u201d or most limiting factor in your work process. What’s the biggest obstacle between you and your goal?<\/li>\n
  2. Exploit the constraint:<\/strong>\u00a0Make the most of your resources to make improvements to the constraining situation. What improvements will result in quickly increasing throughput?<\/li>\n
  3. Subordinate the constraint:<\/strong>\u00a0Analyze all other aspects of the work process to ensure they align with and support the requirements of the constraint. In other words, subordinate everything else in the process to the constraint.<\/li>\n
  4. Elevate the constraint:<\/strong>\u00a0If the constraint still isn\u2019t eliminated, consider what else needs to be done to reduce and eliminate it. This is known as elevating the constraint.<\/li>\n
  5. Repeat the process:<\/strong>\u00a0To avoid \u00a0falling into inertia and capitalize on continuous improvement, repeat this process with subsequent constraints.<\/li>\n<\/ol>\n

    The thinking processes<\/strong><\/h3>\n

    The thinking processes help figure out what needs to be changed, what it should be changed to, and what actions are required to implement the change.<\/p>\n

      \n
    1. Current reality tree:<\/strong>\u00a0This is a diagram that demonstrates the current state of the workflow and highlights what’s unsatisfactory.<\/li>\n
    2. Evaporating cloud tree:<\/strong>\u00a0This diagram helps map out potential changes that would improve the current state. These changes are referred to as injections.<\/li>\n
    3. Future reality tree:<\/strong>\u00a0A diagram of the future state after injections have been implemented. This tree demonstrates the effects the injection has on the whole system.<\/li>\n
    4. Strategy and tactic tree:<\/strong>\u00a0This diagram proposes an action plan for reaching the desired future state. The diagram replaces the formerly used prerequisite tree.<\/li>\n<\/ol>\n

      A brief history of the theory of constraints<\/strong><\/h2>\n

      Although the theory was introduced in 1984 in Goldratt’s “The Goal,” a similar idea was posited by a German author, Wolfgang Mewes, in two books: “Power-Oriented Management Theory” and “Bottleneck-Focused Strategy,” written in 1963 and 1971, respectively. It\u2019s unclear whether Goldratt leveraged any inspiration from these works, but it was he who first used the term \u201ctheory of constraints\u201d in his novel.<\/p>\nWho would have thought that one of the most researched methodologies, promoted by prominent CEOs and utilized across the world, would be introduced through a bestselling work of fiction?<\/span><\/a>\n

      Realizing how well-received his books were in project management, Goldratt wrote a second book on the concept, specifically adapted for that field. The book, “Critical Chain,” was published in 1997.<\/p>\n

      Goldratt died in June 2011, and shortly afterward the Theory of Constraints Institute<\/a>\u00a0was founded to preserve his work and legacy.<\/p>\n

      The theory of constraints in project management<\/strong><\/h2>\n

      In the context of project management<\/a>, the theory of constraints can be used to identify bottlenecks in the project execution process. By focusing on these areas and working to mitigate or eliminate the constraints, it’s possible to significantly improve project outcomes. For example, if a project is constantly being delayed due to a lack of resources, addressing the resource constraint could have a major impact on the overall success of the project.<\/p>\n

      Similarly, if a project is consistently behind schedule due to unrealistic timelines, focusing on the timeline constraint could also lead to significant improvements. In short, the theory of constraints provides a framework for identifying and addressing key project execution issues, which can lead to better overall project performance.<\/p>\n

      When should you implement the theory of constraints?<\/strong><\/h2>\n

      Businesses should first consider their current level of productivity and whether they’re satisfied with it. If there’s room for improvement, they should then assess which constraint is causing the greatest bottleneck and determine whether addressing that constraint would be feasible. In some cases, implementing the theory of constraints may not be possible or practical, but in other cases, it could provide a significant boost to productivity<\/a>.<\/p>\n

      Examples of the theory of constraints and how it helps<\/strong><\/h2>\n

      One of the most famous examples of the theory of constraints is the Story of Goldratt, which was popularized in the best-selling book “The Goal.” In this story, a manufacturing plant is limited by its slowest assembly line. By identifying and addressing this constraint, the plant significantly increases its overall output.<\/p>\n

      Other examples of the theory of constraints can be found in many different industries, from agriculture to health care. In each case, the goal is to identify and remove the limiting factors to improve performance. While the theory of constraints has been criticized for its simplistic approach, it nonetheless provides a useful framework for thinking about how to improve systems.<\/p>\n

      Get started<\/a><\/p>\n

      The theory of constraints and monday.com<\/strong><\/h2>\n

      monday.com is a one-stop shop for project management. You can build on and customize it to your needs, and it also operates as a CRM<\/a>\u00a0for tracking leads and sales. It\u2019s the ultimate collaborative medium and enables users to see how their teammates are progressing on tasks.<\/p>\n

      Our dashboard is filled with charts demonstrating productivity levels so you can easily visualize which aspects need to be worked on. Our advanced reporting<\/a>\u00a0allows you to track productivity and identify possible constraints that need eliminating.<\/p>\n

      Get started<\/a><\/p>\n

      Frequently asked questions<\/strong><\/h2>\n

      What is TOC in business?<\/strong><\/h3>\n

      The theory of constraints is a management philosophy that posits that every system is limited by one or more factors that constrain its performance.<\/p><\/blockquote>\n

      The goal of the theory is to identify and then remove those constraints so the business can achieve its full potential. The logic behind this philosophy is that businesses are only as productive as their weakest link, and by focusing on improving the performance of the constrained resource, the business will see the biggest overall improvement.<\/p>\n

      When should a business apply TOC?<\/strong><\/h3>\n

      When deciding whether to implement the theory of constraints, businesses should first consider their current level of productivity and whether they’re happy with it. If there’s room for improvement, they should then assess which constraint is causing the greatest bottleneck and determine whether addressing that constraint would be feasible.<\/p>\n

      Understanding the theory of constraints<\/strong><\/h2>\n

      In his bestselling work of fiction, Eliyahu M. Goldratt describes how constraints and bottlenecks holding a business back should be dealt with to achieve greater productivity. He demonstrates how businesses are only as strong as their weakest link and how, by implementing five focused steps, we can eliminate constraints and strive toward continuous improvement. By using the advanced reporting features on monday.com, you\u2019ll be able to get a feel for possible constraints holding you back. Our highly visual data can help you decide whether to implement the theory of constraints in your workflow.<\/p>\n","protected":false},"excerpt":{"rendered":"

      Constraints are restrictions or limiting factors, and every business has them. What\u2019s important is how we adapt and engineer projects around removing constraints, rather than neglecting to deal with the bottlenecks and allowing them to negatively affect flow. The theory of constraints (TOC) is a management philosophy that suggests businesses …<\/p>\n","protected":false},"author":262,"featured_media":255111,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"pages\/cornerstone-primary.php","format":"standard","meta":{"_acf_changed":false,"_yoast_wpseo_title":"Theory Of Constraints: A Guide For Better Workflow Efficiency","_yoast_wpseo_metadesc":"The theory of constraints helps you find bottlenecks fast so you can streamline workflows, improve output, and support team momentum today.","monday_item_id":18041281571,"monday_board_id":0,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[13904],"tags":[],"class_list":["post-103865","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-project-management"],"acf":{"lobby_image":false,"post_thumbnail_title":"","hide_post_info":false,"hide_bottom_cta":false,"hide_from_blog":true,"landing_page_layout":false,"cluster":"","display_dates":"updated","featured_image_link":"","banner_url":"","main_text_banner":"","sub_title_banner":"Join the 152K+ customers who use monday.com","sub_title_banner_second":"","banner_button_text":"","below_banner_line":"","use_customized_cta":false,"display_subscribe_widget":false,"custom_schema_code":"","sidebar_color_banner":"","custom_tags":false,"faqs":[{"faq_title":"Frequently asked questions","faq_shortcode":"FAQ_tag","faq":[{"question":"What is the difference between a constraint and a bottleneck?","answer":"

      A bottleneck is a resource that is operating at its maximum capacity and, as a result, limits the flow of work. A constraint is the bottleneck that has the biggest impact on the overall system's performance. In other words, every system has many bottlenecks, but the Theory of Constraints focuses on identifying and fixing the one that is the 'weakest link'\u2014the primary constraint.<\/p>\n"},{"question":"Can the Theory of Constraints be used in non-manufacturing industries like marketing or software development?","answer":"

      Absolutely. While its origins are in manufacturing, TOC is highly effective in any system-based workflow. In marketing, the constraint could be content approval or design resources. In software development, it might be the quality assurance (QA) testing phase or a specific developer's expertise. The principles of identifying and elevating the weakest link apply to any process.<\/p>\n"},{"question":"How does the Theory of Constraints compare to Agile methodology?","answer":"

      TOC and Agile are complementary. Agile is an iterative framework for managing projects that prioritizes flexibility and customer feedback. TOC is a methodology for process improvement that focuses on system throughput. You can use Agile to manage your sprints and daily work, while applying TOC to identify and fix a recurring bottleneck that is slowing down your sprints, such as a slow code review process.<\/p>\n"},{"question":"What is Drum-Buffer-Rope (DBR) in the Theory of Constraints?","answer":"

      Drum-Buffer-Rope is a scheduling method used in TOC to manage workflow. The 'Drum' is the constraint, which sets the pace for the entire system. The 'Buffer' is a small amount of work-in-progress kept in front of the constraint to ensure it never runs out of tasks. The 'Rope' is the signal that tells the upstream processes when to release new work, tying it to the pace of the drum. It's a mechanism to subordinate the entire system to the constraint.<\/p>\n"}]}],"activate_cta_banner":false,"sections":[{"acf_fc_layout":"content_1","blocks":[{"main_heading":"","content_block":[{"acf_fc_layout":"text","content":"

      Every team hits bottlenecks \u2014 the tasks that stall progress, slow delivery, or create a ripple effect that holds everything else back. Some constraints are obvious, like a single overbooked specialist. Others hide in your workflows<\/a>, policies, or even the market you operate in. That\u2019s where the Theory of Constraints (TOC) comes in.<\/p>\n

      This approach helps you pinpoint the one factor limiting your output and gives you a clear process for improving it. In this guide, you\u2019ll learn how constraints work, the different types you may run into, and the five focusing steps teams use to fix bottlenecks without creating new ones. You\u2019ll also see how modern tools like monday work management make it easier to spot issues early, streamline handoffs, and build workflows that keep work moving.<\/p>\n

      If you\u2019ve ever wondered why your team feels busy but progress still stalls, this framework gives you the clarity \u2014 and the practical steps \u2014 to get things flowing again.<\/p>\n

      Key takeaways<\/h2>\n