Layer 1: Vision
Scope: the whole [subject], its [audiences], and what lies beyond it.
1. Need
[Who] has [the problem]. Today [what they do about it, if anything]. [What it costs them.]
2. Target audience
- [Audience] (actor): [who they are, how many, what they want].
- [Other party] (outsider): [who they are and why they matter].
3. Value
- V1. Given [an audience in a situation], when [they act], then [what they get].
- V2. Given […], when […], then […].
4. Focus
The [subject] covers [what is in]. It does not cover [what is out].
5. Success measures (optional)
- [A number or an observable result] (V1).
- [A number or an observable result] (V2).
6. Qualities and constraints (optional)
- [Quality]: [what must hold, in the audience’s terms].
- [Constraint]: [the limit], set by [its source].
7. Vocabulary (optional)
- [Term]: [the owner’s definition].
8. Costs (optional)
- C1.1. Given [the condition or volume], when [the subject is built, run or changed], then it costs [the amount, or Not supplied: the figure]. Paid by [who].
9. Risks (optional)
- R1.1. Given [a situation], when [it goes wrong], then [the harm]. Severity: [High, Medium, Low or Not rated]. Answered by [the id of a decision, assumption or rule, or Not supplied: the answer].
10. Open Concerns (optional)
- O1.1. Given [the unsettled situation], when [what would settle it happens], then [what follows, and what it feeds]. Raised by [who].
11. Assumptions
- A1.1. [What is taken as true]. Basis: [why we think so]. If wrong: [what changes].
12. Decisions
- D1.1. [What was chosen]. Reason: [why].