| Reuse and fidelity | Shared guidance saves reconstruction, while a source-local difference may change the action or stop. |
| Existing supply and useful remainder | Existing patterns already provide much of the answer, while a specialized condition or constructive move can remain. |
| Small allocation and connected account | One decision may need one row, while several dependent allocations need an inspectable explanation together. |
| Source authority and Method identity | A respected source can support a claim without admitting every listed step as a Method. |
| Convergence and disagreement | Similar contributions can share a description, while incompatible meanings need a contrast or an unresolved question. |