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What Is an Order Management System (OMS) and How Does It Work?

OMSad salesad traffickingworkflow automationbilling reconciliationRFPad inventorydirect dealsRTBAdOpsinvoicingcampaign creationsales automationdata integration

Customer requests, campaign creation, billing reconciliation — when it comes to selling ad space, all of these elements matter. Advertisers expect quick responses with accurate offers, and sales representatives need to close deals efficiently. An order management system (OMS) for publishers handles the entire sales process to meet those demands and grow advertising revenue.

What Is an Order Management System?

An order management system (OMS) in the AdTech industry is software used for the sale, service, and settlement of digital advertising campaigns. Through its various features and integrated tools, an OMS enables publishers and agencies to:

  • Monitor the availability of ad inventory.
  • Create programmatic advertising campaigns across digital channels.
  • Optimize advertising campaigns.
  • Answer requests for proposals (RFPs).
  • Generate reports.
  • Create invoices.
  • Conduct billing reconciliation.

An OMS can connect with first- and third-party ad servers, ERP and CRM systems, BI platforms, SSPs, ad exchanges, and DSPs via APIs. That integration turns the OMS into a centralized sales and information hub for a company's marketing and advertising activities, enabling seamless data flow between systems, more accurate order forecasting, and deal initiation with minimal friction.

Sales Pro by Mediaspectrum is an example of an order management system.

How Does an Order Management System Work?

To initiate an ad booking campaign, an opportunity must first be prepared. A sales representative creates a sales order and submits the order details — including the campaign name and detailed line items such as ad location, ad slots, campaign dates, pricing, and targeting. At that stage, the rep can also check ad inventory availability and request internal pricing approval. The OMS notifies relevant team members about any pending actions throughout this process.

The next step is generating a formal document for the advertiser. Contracts are typically built from predefined templates provided by the OMS and can be completed in a matter of minutes. Built-in review steps allow the document to be checked and corrected before it goes out.

Who Uses Order Management Systems?

The most common users of an OMS are sales representatives and AdOps teams at publishers. Executive management and finance departments also rely on OMS platforms — for example, to generate and review invoices and reconcile billings. By automating the various processes involved in digital media transactions and working from shared datasets, organizations improve efficiency and reduce operational bottlenecks.

Sales Representatives

Sales reps use an OMS to create new ad-revenue opportunities submitted by advertisers, formulate quotes, and close deals faster than they could using a collection of disconnected tools. Dedicated forecasting features also help them plan for upcoming orders.

Advertising and Revenue Management Agencies

Advertising and revenue management agencies use OMS platforms to help publisher clients manage, run, and optimize their ad inventory. Depending on the OMS provider, agencies can support clients in running digital advertising campaigns across channels such as display, in-app, DOOH, and CTV.

AdOps Teams

AdOps teams handle ad trafficking and reporting for digital advertising campaigns, managing the details of each campaign and working to improve performance over time.

Finance Departments

Finance departments use an OMS to manage cash flows, invoices, and the billing reconciliation process more effectively.

Key Features of Advertising Order Management Systems

An OMS simplifies, automates, and accelerates many digital advertising workflows. It can help publishers and agencies manage the sale of direct deals, guaranteed inventory, and open RTB auctions, as well as handle campaign management and produce accurate invoices.

The key features of an OMS include:

New order and campaign creation Sales teams can quickly create new opportunities for advertisers, respond to RFIs, close sales, and amend existing contracts. Sellers can classify the ad inventory they trade and build flexible, tailored offers.

Automated workflows The process of converting an opportunity into a live advertising campaign can be fully automated, providing a seamless handoff from the sales team to the AdOps team without manual intervention. Visibility into available ad inventory — through integrated DSP and SSP platforms — allows campaigns to be planned across multiple channels. Ad management and optimization tools provide ongoing levers for improving campaign performance.

Campaign analytics and reporting Publishers can view the performance of advertising campaigns running across their digital properties through a single interface, making it easier to identify which campaigns are generating the most revenue.

Invoice creation and billing reconciliation An OMS significantly reduces the manual effort involved in generating invoices and conducting billing reconciliation, speeding up the revenue management cycle for finance teams.

Benefits of an Order Management System

The benefits of an OMS extend across multiple user groups. At the most fundamental level, the common gain for all of them is a more streamlined order fulfilment process.

Integrations with tools across the AdTech ecosystem: Connections to ad exchanges, ad servers, DSPs, SSPs, ERPs, BI platforms, and CRMs — including tools like FreeWheel, Facebook Ads, Google Ads, Google Ad Manager, and Yieldex — make it possible to run programmatic advertising campaigns effectively across different channels.

Real-time business tracking: An OMS consolidates and presents accounting data, ad inventory information, and customer data on a single dashboard, making it straightforward to track business performance and ad sales in real time.

AdOps automation: The end-to-end digital advertising process — from initial advertiser contact through to invoice generation — can be automated. Automated workflows and reporting save significant man-hours and reduce labour costs.

Order forecasting: Forecasting sales becomes more accurate because an OMS draws on historical and current campaign performance data to inform projections.

Which Companies Provide an Order Management System?

Several vendors offer purpose-built order management systems for digital advertising:

FatTail

fattail OMS

At the heart of FatTail's business is AdBook+, an OMS focused on monetization, control, and scale. FatTail integrates CRMs, BI platforms, financial systems, ad servers, and buying systems to provide a comprehensive platform for publishers.

Founded: 2001 | Headquarters: Calabasas, California

Placements.io

placementsio-logo order management system

Placements.io is a modern revenue management platform for sellers of digital advertising. Its platform manages orders, inventory, billing, and integrations for direct and programmatic channels.

Founded: 2014 | Headquarters: Seattle, Washington

Operative

operative one OMS

Operative created a cloud-based order management system for ad revenue. With Operative.One, users get advanced OMS capabilities including Premium Marketplace creation, an Open API, and a custom reporting and analytics suite.

Founded: 2000 | Headquarters: New York, New York

TapClicks

tapclicks OMS

TapClicks is a marketing technology platform serving agencies, media companies, brands, and enterprises. Its integrated Marketing Operations Platform covers sales enablement, workflow and order management, analytics, and automated reporting — all within a single cloud-based interface.

Founded: 2009 | Headquarters: San Jose, California

Lineup Systems

lineup OMS

Lineup Systems developed Adpoint, a solution for media businesses used by more than 6,800 media brands and entities.

Founded: 2009 | Headquarters: Broomfield, Colorado

Cloudsense

cloudsense OMS

Cloudsense built an end-to-end Media Order Management System on Salesforce. The company employs over 350 people globally and serves recognizable brands including Spotify, Newsday, and News Corp Australia.

Founded: 2009 | Headquarters: London

Mediaspectrum

mediaspectrum OMS

Mediaspectrum focuses on delivering Sales Pro, a cloud-based solution for companies that require complex media advertising services. The company employs around 150 people worldwide.

Founded: 2001 | Headquarters: Miami Beach, Florida

The Future of Order Management Systems

In 2017, Wideorbit conducted an online survey (n=77) among digital advertising operations, sales, and IT professionals. The findings revealed that the vast majority of OMS users were open to switching systems — only 10% were certain they would stay with their current OMS for the next two years.

The features users rated as most significant were ease of implementation, customization, and configuration. In short, users want their OMS to automate manual processes and handle every aspect of their digital advertising activities.

An online survey on the importance of order management systems by Wideorbit

Summary

Automating manual processes in digital advertising not only increases productivity and efficiency — it directly supports revenue growth. An OMS is used across the industry by publishers, advertising and revenue management agencies, and AdOps teams. The core value proposition is consistent: automating the sale and creation of advertising campaigns, managing workflows, generating invoices, and handling billing reconciliation — all from a single, integrated platform. For any organization managing significant direct or programmatic ad sales volume, an OMS is a foundational operational tool.