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The Key to an Efficient Source-to-Pay Cycle: Best Practices


Last Update: June 23, 2023

What you will get from this article

  • Define what is a source-to-pay
  • Understand the procurement challenges and roles of source-to-pay
  • Explore tips and advice on source-to-pay best practices
  • Learn how to implement source-to-pay automation


In today's fast-paced business environment, efficient procurement processes are crucial to staying competitive and managing costs.

One way to achieve this is by implementing source-to-pay (S2P) best practices in your procurement operations.

Streamlining your source-to-pay cycle is essential for maximizing efficiency and cost savings in any organization.

You know the challenges of navigating long cycle times, excessive manual touchpoints, and disparate systems.

However, by focusing on industry best practices around automation, integration, and strategic partnerships, you can achieve an optimized source-to-pay process.

In this article, we will explore how to assess your current state, set key performance indicators, leverage technology solutions, and implement continuous improvement to realize the benefits of a high-performing source-to-pay function.

By following these recommended best practices, you will gain valuable insights into reducing costs, improving compliance, and enabling your organization to scale efficiently.

What is Source-to-Pay?

Source-to-pay is an end-to-end procurement process that encompasses everything from identifying suppliers and negotiating contracts to processing invoices and making payments.

It starts with identifying the need for a product or service and includes activities like supplier selection, contract negotiation, purchase order creation, receiving and validating invoices, and finally, making timely payments to suppliers.

By integrating all procurement activities under a single, unified process, organizations can improve visibility, control, and efficiency across their entire supply chain.

Procurement Challenges and the Roles of Source-to-Pay

Many businesses face a variety of challenges in their procurement operations, such as:

  • Limited visibility into spending data
  • Inefficient supplier management
  • Lengthy contract negotiation processes
  • Inadequate payment processing systems

Source-to-pay addresses these challenges by providing a structured, data-driven approach to procurement that enables organizations to:

  • Gain greater visibility into their spending
  • Improve supplier relationships
  • Streamline contract management
  • Automate payment processing
  • Key Components of a Successful Source-to-Pay Process

A successful source-to-pay process includes the following key components:

  1. Spend Analysis: Collecting and analyzing spend data to identify trends, patterns, and opportunities for cost savings.
  2. Supplier Management: Identifying, evaluating, and managing suppliers to ensure optimal performance and mitigate risks.
  3. Contract Management: Streamlining the contract negotiation process, managing contract compliance, and tracking contract performance.
  4. Payment Processing: Automating invoice processing, reducing payment errors, and improving cash flow management.

Source-to-Pay Best Practices: Tips and Advice

Mapping the Source-to-Pay Process Flow

To optimize your source-to-pay (S2P) cycle, you must first map your current process flow. This allows you to identify areas of inefficiency and opportunities for improvement.

Conduct interviews with key stakeholders across procurement, accounts payable (AP), budget owners, and suppliers.

Ask open-ended questions to understand pain points and gather recommendations. Review policy and procedure documents as well as system configuration and access levels.

This holistic view of your S2P cycle will uncover areas to streamline and simplify. You may find some approvals are redundant or that systems are not fully leveraged.

You may also identify communication breakdowns between departments that can be addressed through improved processes and cross-training.

By optimizing your S2P cycle from end to end, you can reduce costs, gain efficiencies, strengthen controls, and build more collaborative supplier relationships.

Automating Source-to-Pay Processes

To maximize efficiency in your source-to-pay cycle, automating key processes is essential. By leveraging procurement software and tools, you can reduce manual work, cut costs, and gain valuable insights into spend.

By implementing these best practices, you establish an efficient, cost-effective source-to-pay cycle.

Employees can request and purchase the goods and services they need with minimal hassle.

Suppliers are paid promptly and accurately. And you gain unparalleled visibility and control over one of your organization's biggest expenses: third-party spending.

Integrating Source-to-Pay Solutions

To maximize efficiency in your source-to-pay cycle, integrating specialized software solutions is key. These solutions facilitate and optimize the full procure-to-pay process through automation and integration.

Using best-in-class source-to-pay solutions, businesses can decrease costs, gain efficiencies, improve controls, and enable staff to focus on more strategic work.

By selecting solutions that integrate with one another and core business systems, companies can achieve maximum optimization of the source-to-pay cycle.

Standardizing Source-to-Pay Policies and Procedures

To maximize efficiency in your source-to-pay cycle, standardizing policies and procedures is key.

Clearly define the roles and responsibilities of each team member involved in the source-to-pay process.

Ensure each team member understands their obligations to avoid confusion and duplicated efforts.

Put approval workflows in place for various stages of the source-to-pay cycle, such as vendor selection, contract approval, and invoice processing.

Determine the appropriate approvers for different types of spend and set automatic notifications to prompt approvers when action is required.

Automated approval workflows eliminate manual checks and accelerate the pace of the source-to-pay cycle.

Additionally, put controls in place to enforce compliance with your source-to-pay policies and procedures.

Require all team members to follow standardized processes for activities like vendor selection, contract negotiation, and invoice processing.

Regularly audit source-to-pay processes to identify non-compliance issues and take corrective action as needed.

Following these best practices will enable you to achieve a standardized, optimized source-to-pay cycle to maximize efficiency and drive significant time and cost savings.

Measuring Source-to-Pay Performance Metrics

It’s critical to measure key performance indicators (KPIs) and metrics to maximize efficiency in your source-to-pay cycle. Carefully tracking these data points will help identify areas for improvement and optimize your processes.

  1. Processing Time: Monitor the time it takes to complete each step in the source-to-pay workflow, from raising a purchase requisition to making the final payment. Look for any bottlenecks or lags that can be streamlined.

Processing time KPIs may include:

  • Requisition to PO cycle time: The time from raising a purchase requisition to issuing the purchase order.
  • PO to receipt cycle time: The time from issuing a purchase order to receiving the goods or services.
  • Receipt to invoice cycle time: The time from receiving the goods or services to receiving the supplier invoice.
  • Approval Rates: Review the percentage of purchase requisitions, purchase orders, and invoices approved versus rejected. A high rejection rate indicates issues with compliance or process adherence that need to be addressed through training or policy changes.
  • Spend Under Management: Track how much of your procurement spend is covered by negotiated contracts versus unmanaged spot-buy purchases. A higher percentage of spend under management through contracts means greater cost savings and efficiency.
  • Supplier Performance: Closely monitor critical suppliers to ensure they meet expectations for cost, quality, and on-time delivery. Supplier scorecards can track metrics like the number of defects, late deliveries, and cost variances to help determine top-performing strategic partners and those needing corrective action or replacement.

To successfully implement source-to-pay best practices in your organization, consider the following tips:

  1. Assess your current procurement processes to identify areas for improvement.
  2. Establish clear goals and objectives for your source-to-pay initiative.
  3. Engage stakeholders across the organization to ensure buy-in and support.
  4. Leverage technology to automate processes and improve visibility.
  5. Continuously monitor and measure the performance of your source-to-pay processes to identify opportunities for further improvement.

Implementing Automated Source-to-Pay Solutions

Automation can be a game-changer for businesses when it comes to the source-to-pay process.

Solutions like Sanka enable companies to leverage technology to streamline the process, reduce manual tasks, and minimize errors, leading to increased efficiency and reduced costs.

Let's explore some benefits of automating the source-to-pay process.

Improved Efficiency

Automating your source-to-pay process can help eliminate manual tasks and reduce the time spent on procurement activities.

Sanka, for example, can help simplify and automate tasks such as supplier onboarding, contract and order management, and generating reports.

By reducing manual work, your procurement team can focus on more strategic tasks that drive value for your company.

Cost Savings

Automation can lead to significant cost savings for businesses. For example, Sanka's solutions can help identify opportunities for consolidation, driving volume discounts and better pricing from suppliers.

Additionally, automating the source-to-pay process can reduce the risk of late payment fees and duplicate payments.

Increased Compliance

An automated source-to-pay process ensures compliance with company policies and regulatory requirements. Tools like Sanka can help maintain a central repository of supplier contract, and automatically trigger alerts for contract renewals or price adjustments.

This approach gives companies the ability to monitor and enforce compliance throughout the entire supply chain efficiently.

Enhanced Supplier Relationships

Automating your source-to-pay process can also help improve relationships with your suppliers.

By ensuring prompt and accurate payments, companies can maintain strong relationships with their supply chain partners.

Additionally, having a centralized location for supplier information and communications can enable better collaboration and foster trust between the organization and its suppliers.


In today's competitive business landscape, optimizing and automating the source-to-pay process is critical for organizations seeking to improve efficiency, reduce costs, and maintain strong supplier relationships.

By implementing source-to-pay best practices and a solution like Sanka, businesses can streamline their source-to-pay process and unlock significant efficiency gains and cost savings in their procurement operations.

Don't wait any longer – start exploring how source-to-pay can help you achieve your procurement goals today.

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