This glossary defines key terms related to billing, Quote-to-Cash, subscription billing, and revenue management. It supports organizations undertaking billing and revenue transformation in complex SAP and integrated enterprise environments.

It covers core concepts, platforms, and modules such as SAP BRIM, billing and invoicing processes, subscription and usage-based models, and revenue recognition frameworks. Maintained by Acuiti Labs, this glossary serves as a practical reference for teams modernizing billing and revenue processes at enterprise scale.

Table of Contents

SAP BRIM (Billing and Revenue Innovation Management)

SAP BRIM

SAP BRIM is an SAP solution designed to manage complex billing, charging, invoicing, and revenue recognition processes. It supports subscription-based, usage-based, and hybrid business models through an integrated set of billing and revenue components.

SAP BRIM Architecture

SAP BRIM architecture integrates multiple SAP components to support end-to-end billing and revenue processes. These components work together to handle order management, usage processing, charging, invoicing, financial accounting, and revenue recognition at enterprise scale.

SAP BRIM Implementation

SAP BRIM implementation involves designing pricing and billing models, configuring SAP BRIM components, integrating upstream and downstream systems, migrating data, and ensuring compliance with financial and regulatory requirements.

SAP Subscription Order Management (SOM)

SAP Subscription Order Management manages the lifecycle of subscription-based products and services. It supports contract creation, modifications, renewals, upgrades, downgrades, and cancellations within subscription billing environments.

SAP Convergent Mediation

SAP Convergent Mediation collects, filters, aggregates, and transforms high-volume usage data from multiple source systems before it is rated and billed. It ensures accurate and scalable processing of usage events.

SAP Convergent Charging

SAP Convergent Charging performs real-time and batch-based rating and charging for usage-based services. It enables flexible pricing models such as tiered pricing, time-based pricing, and consumption-based charging.

SAP Convergent Invoicing

SAP Convergent Invoicing consolidates charges from multiple services and billing sources into unified invoices. It enables convergent billing across subscriptions, usage charges, and one-time fees.

SAP FI-CA (Contract Accounts Receivable and Payable)

SAP FI-CA manages customer accounts, receivables, payments, collections, dunning, and financial postings in high-volume billing environments. It serves as the financial backbone of SAP BRIM.

SAP Revenue Accounting and Reporting (RAR)

SAP Revenue Accounting and Reporting supports compliant revenue recognition by automating revenue allocation, deferral, and reporting in accordance with standards such as IFRS 15 and ASC 606.

Quote-to-Cash (Q2C)

Quote-to-Cash (Q2C)

Quote-to-Cash is the end-to-end business process that spans quoting, order creation, billing, invoicing, revenue recognition, and cash collection. It represents the complete commercial lifecycle from customer engagement to revenue realization.

Order-to-Cash (O2C)

Order-to-Cash is a subset of Quote-to-Cash focused on order fulfillment, billing, invoicing, and payment collection after an order is confirmed.

SAP CPQ (Configure, Price, Quote)

SAP CPQ enables organizations to configure products, apply pricing rules, and generate accurate customer quotes. It supports complex pricing scenarios and serves as an upstream component in the Quote-to-Cash process.

Billing

Billing is the process of calculating charges for products or services delivered to customers. It may include subscription fees, usage-based charges, discounts, adjustments, and taxes.

Invoicing

Invoicing is the process of generating and issuing invoices based on billed charges. In enterprise environments, invoicing may consolidate multiple services into a single customer invoice.

Rating vs Charging

Rating determines the monetary value of a usage event based on pricing rules, while charging applies the rated amount to a customer account for billing and invoicing.

Revenue Leakage

Revenue leakage refers to lost revenue caused by billing errors, unbilled usage, incorrect pricing, or process inefficiencies within the Quote-to-Cash lifecycle.

Dunning

Dunning is the process of sending structured payment reminders and notices to customers for overdue invoices. It helps organizations manage outstanding receivables and improve cash collection through automated follow-ups and escalation procedures.

Dispute Management

Dispute management involves identifying, investigating, and resolving billing disputes to ensure invoice accuracy and customer satisfaction.

Collections

Collections refers to activities associated with recovering outstanding customer payments, including reminders, dunning, and follow-ups.

Cash Application

Cash application is the process of matching incoming payments to customer invoices and accounts to maintain accurate financial records.

Subscription Billing & Monetization

Subscription Billing

Subscription billing is a recurring billing model where customers are charged at regular intervals for ongoing access to products or services.

SAP Subscription Billing

SAP Subscription Billing is an SAP solution that supports recurring and subscription-based billing models. It manages subscription lifecycles, recurring charges, usage-based pricing, and billing automation, and can integrate with SAP BRIM and SAP S/4HANA.

Recurring Billing

Recurring billing involves automatically generating charges at predefined intervals, such as monthly or annually, based on active subscriptions.

Usage-Based Billing

Usage-based billing charges customers based on actual consumption rather than fixed fees, using measured usage data as the basis for billing.

Hybrid Billing

Hybrid billing combines subscription-based, usage-based, and one-time charges within a single billing model.

Contract Lifecycle

The contract lifecycle encompasses all stages of a customer contract, including creation, activation, modification, renewal, suspension, and termination.

Proration

Proration adjusts charges when subscription changes occur mid-billing cycle, ensuring customers are billed accurately for partial periods.

Subscription Renewal

Subscription renewal extends an existing subscription for a new term, either automatically or through customer confirmation.

Metered Usage

Metered usage refers to measured consumption data collected from systems or devices and used as input for usage-based billing.

Plan Changes

Plan changes occur when customers modify their subscription plans through upgrades, downgrades, or configuration changes.

SAP Entitlement Management

SAP Entitlement Management defines and manages customer entitlements by specifying what products, services, or features a customer is authorized to access. It supports entitlement lifecycle tracking and usage validation across subscription and consumption-based models.

Revenue Management & Compliance

Revenue Management

Revenue management encompasses the processes and systems used to optimize revenue generation, pricing, billing accuracy, and financial reporting.

Revenue Innovation Management

Revenue Innovation Management focuses on enabling new revenue models and monetization strategies through modern billing, pricing, and revenue platforms.

Revenue Recognition

Revenue recognition is the accounting process of recording revenue when contractual performance obligations are satisfied.

IFRS 15

IFRS 15 is an international accounting standard that defines how revenue should be recognized from customer contracts.

ASC 606

ASC 606 is the US accounting standard governing revenue recognition and aligns closely with IFRS 15.

Deferred Revenue

Deferred revenue represents payments received for goods or services that have not yet been delivered or recognized as revenue.

Performance Obligations

Performance obligations are promises within customer contracts to transfer specific goods or services.

Contract Liabilities

Contract liabilities represent obligations to deliver goods or services for which payment has already been received.

Integration & Platform Capabilities

SAP S/4HANA Integration

SAP S/4HANA integration enables SAP BRIM and related billing systems to post financial transactions, manage general ledger entries, and support enterprise-wide reporting.

SAP Business Technology Platform (SAP BTP)

SAP BTP provides integration, extension, and analytics capabilities that support advanced billing, revenue management, and system interoperability.

Partner Settlement & Revenue Sharing

Partner settlement manages revenue sharing and financial settlements between multiple business partners in complex billing ecosystems.

High-Volume Transaction Processing

High-volume transaction processing refers to the ability to handle millions of billing, charging, and financial transactions reliably and at scale.

Multi-Entity & Multi-Currency Billing

Multi-entity and multi-currency billing supports billing operations across multiple legal entities, currencies, and geographies.

Tax & Regulatory Integration

Tax and regulatory integration ensures billing and invoicing processes comply with local tax rules and regulatory requirements.

Salesforce Integration

Connects CRM with billing systems in Quote-to-Cash processes. Salesforce manages customers, opportunities, and contracts, while SAP billing platforms handle pricing, invoicing, and financial processing. This integration ensures accurate data flow, consistent pricing, and end-to-end visibility across the revenue lifecycle.

Consumption Data Integration (TOS – Seaport)

Terminal Operating Systems (TOS) generate operational data such as container handling, storage, and equipment usage. Integration with billing systems converts this data into billable usage records, enabling usage-based billing for port services.

Consumption Data Integration (AODB – Airport)

Airport Operational Database (AODB) systems manage flight movements, gate usage, aircraft parking, and ground services. Integration with billing platforms transforms operational data into billable usage records, supporting consumption-based billing for airport services.

Reporting (SAP Analytics Cloud)

SAP Analytics Cloud enables reporting and data visualization for billing and revenue operations. Integration with SAP BRIM provides insights into billing performance, revenue trends, and customer consumption through centralized dashboards.

Business Technical Integration (Kafka)

Apache Kafka is an event streaming platform used to transmit real-time operational and transaction data between enterprise systems, supporting seamless data flow across mediation, charging, and billing platforms.

Business Technical Integration (XML)

XML is a structured data format used for exchanging billing events, usage data, pricing information, and financial transactions between enterprise systems and billing platforms.

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