Introduction
Purpose
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Provide a short and clear description of the one
specific set of Business Requirement or Requirements.
Ideally one Business Requirement has one BRD under my
management.
Conventions
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Detail the non-proprietary conventions, methodologies,
techniques, frameworks, practices, or other know-how
deemed worth mentioning. The manager alone determines
what is worth mentioning, based on their judgment of the
readiness and capability gap between the Intended
Audience and the content of this document.
Terms and Definitions
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List all Terms and their Definitions specific to this
BRD. Include references to any external Terms and
Definitions used, ensuring they are consolidated here
for clarity.
Intended Audience
Suggested Prior Knowledge
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Compile a list of links, books, training materials, and
other knowledge sources recommended for review before
interpreting this BRD.
Overall Description
Project
💡
Since the BRD is generally accessed by a broader
audience than the Project Charter, provide a concise
summary of the project’s scope and purpose. This allows
the BRD to be distributed for further analysis, design,
or execution work while safeguarding information deemed
more sensitive, which is intentionally excluded from
this document.
Product (or Service)
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Complete this after finishing Section 3. Summarize the
product’s key features and the main functions it
provides or enables for users. Keep it
high-level—details go in Section 3. Organize the content
clearly, making it accessible to any BRD reader. Visuals
like top-level data flow diagrams or class diagrams can
help illustrate how major requirement groups connect.
Actors
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Refer or list and describe all the actors relevant for
the currently covered Business Requirements
Operating Conditions
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Give a clear and detailed description of the environment
where the business requirements outlined in this
document will be met.
Don’t forget to cover any environmental factors that
could impact or shape how the solutions are expected to
perform.
Constraints and Limitations
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Outline any constraints or limitations that will shape
or restrict the options available to developers. These
might include:
- Regulatory or corporate policies.
-
Hardware constraints, such as timing, performance, or
memory limits.
-
Required integrations with other systems or
applications.
-
Specific technologies, tools, or databases that must
be used.
- Dual operations running in parallel.
- Language or localization requirements.
-
Communication protocols that must be adhered to.
- Security requirements.
-
Established design conventions or programming
standards, especially if the delivered solution will
be maintained by the customer’s organization.
Keep it precise and actionable—this is where you define
the playing field for the project.
User Guidance Materials
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List the user documentation to be delivered (e.g.,
manuals, online help, tutorials). Include any required
formats or standards, if known.
Assumptions
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List factors believed to be true but not confirmed,
which may impact the requirements. Examples include
planned use of third-party components, expected
development environments, or presumed constraints. If
these prove false or change, the project may be
affected.
Dependencies
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Identify external elements the project relies on, such
as reusable software components from other projects or
third-party services. Note: Skip dependencies already
documented in other project materials (e.g., vision
document or project plan).
Risks
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Highlight potential issues stemming from incorrect
assumptions or unmet dependencies. Specify how these
risks could influence the project and its outcomes.
Features
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This section outlines how to structure the functional
requirements for the product, typically grouped by
system features—key services the product delivers.
Alternatively, you can organize them by use case,
operational mode, user type, object category, functional
hierarchy, or any logical combination. Choose the
approach that best aligns with the project’s needs and
clarity.
«Feature/Component Name»
Summary
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Provide a clear, high-level summary of this feature or
component. Explain its purpose, the problem it
addresses, and its role in the overall project or
product.
Key Interactions
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List any user actions, triggers, or operational inputs
and the corresponding responses, behaviors, or outputs
expected from the feature. Highlight interactions that
define how the feature functions within its environment
or system.
Detailed Functional Requirements
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Clearly define what this feature or component must
accomplish, focusing on measurable and verifiable
deliverables. Include:
-
Specific capabilities or actions the feature must
support.
-
Expected behaviors in edge cases or error scenarios.
-
Any conditions or constraints (e.g., “must comply with
[X] standard”).
Each requirement must be uniquely tagged (e.g., REQ-01,
REQ-02).
Assumptions
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Factors presumed to remain constant or true for the
feature to function correctly.
Preconditions
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Conditions that must be met before the feature is
operational.
Postconditions
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The expected state or outcomes once the feature’s
processes are complete.
Dependencies
💡
Identify external or internal factors (e.g., systems,
tools, third-party components) necessary for
implementation.
Risks
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Highlight risks specific to the feature and potential
mitigation strategies.
Use Cases
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Level of granularity is subject to Project and Business
Requirement complexity. Ensure that there shall be no
surprises to any party involved in this BRD.
ID and Name
Actors and Roles
Trigger Events
Normal Flow
Alternative Flow
Exceptions or Error Handling
Priority and Frequency of Use
Special Requirements or Constraints
External Interface Requirements
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Include only the relevant items and omit the rest. The
level of detail should align with the engagement’s
complexity and the clarity required in the contract to
avoid Client-Vendor misunderstandings.
User Interface
Software Interface (API)
Hardware Requirements
Communications Interfaces
Reporting Requirements
Other Nonfunctional Requirements
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Only concrete quantifiable or provable traits may be
described. No "asap" bullshit, and immature nonsense
like that.
Availability
Conceptual Integrity
Flexibility
Interoperability
Maintainability
Manageability
Performance
Reliability
Reusability
Scalability
Security
Supportability
Testability
User Experience / Usability
Other Requirements
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Legal compliance, standards, and others may be included
here.
Appendix
Glossary
Analysis Models
Issue List
Visual Guides
Test Scenarios
Contributors