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| Criterion | ![]() UX Research User Interviews | ![]() Delivery Communication Plan | ![]() Architecture LASR (Lightweight Approach for Software Reviews) | ![]() Architecture arc42 |
|---|---|---|---|---|
Purposedifferent | When teams derive needs only from assumptions and real motives are missing, user interviews give direct access to behavior and meaning. Conversations from the target group's everyday life make patterns, tensions, and open questions solidly visible. | When many people need to be informed in parallel and messages would otherwise arrive unevenly or too late, a Communication Plan orders communication reliably. Channels, audiences, and cadences interlock so important information doesn't get lost. | LASR helps development teams identify where their software falls short of important quality goals and which improvements to consider. A small group with existing system knowledge can make an initial assessment and investigate open questions in more detail. | arc42 structures architecture knowledge so teams can document system, decisions, and risks consistently. The template builds a living understanding of the architecture instead of scattered notes. |
Complexitydifferent | Low | Low | Medium | Low |
Timedifferent | 30–60 min per interview | 45-90 min | 3–4 h for initial assessment; preparation and deeper analysis additional | 1-2 Tage |
Participantsdifferent | 1 participant per interview | 2-6 | 1 or a small team; particularly suitable for 3–4 people | 1-4 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Interview Notes, Themes, Insight Summary | Communication Plan, Channel Matrix, Message Cadence | Lean Mission Statement describing the software’s purpose, Prioritized quality goals and evaluation criteria, Risks and estimated gaps against quality goals, More closely examined findings and open checks | Architecture Document, Context View, Runtime View, Deployment View |
Tagsno overlap | QualitativeResearchCustomerDiscovery | CommunicationStakeholdersDeliveryPlanning | ArchitectureQualityRiskAssessmentLean | ArchitectureDocumentationCommunication |



