Don't Forget to Decide 'How Many Seconds Is Fast Enough' — Organizing Non-Functional Requirements With IPA's Non-Functional Requirements Grade (archived 2026-07-27)

Disputes like 'it's too slow' or 'we didn't expect that failure response' usually trace back to non-functional requirements nobody decided on. This article explains, in plain terms for the client side, the six major categories of IPA's Non-Functional Requirements Grade, how to use the grade table and model systems, and a realistic way to apply it. Archived version of https://comcomponent.com/en/blog/ipa-non-functional-requirements-grade/, as published on 2026-07-27. The live article is maintained and may change after this date. First published 2026-07-17.