# 7-5 Solution Implementation

**Participating in Ongoing FAA Contractor and Working Group Meetings.** The FAA HFC plays several roles in SI:

- **Step 8.** Participating in TIMs, working groups, and relevant engineering, development, and management meetings.

**<span style="color: rgb(0, 0, 0);">Reviewing and Approving Heuristic Analyses.</span>** The FAA HFC also monitors analytical (judgement based) evaluation of HF design features.

- **Step 9.** Reviewing and approving the completion of an heuristic analysis based on the guidelines specified the FAA Human Factors Design Standard ([<span style="color: rgb(53, 152, 219);">HFS-STD-001B</span>](https://hf.tc.faa.gov/publications/2016-12-human-factors-design-standard/)). Note that it is important that this heuristic analysis be conducted with the full range of relevant use cases and scenarios in mind.

[![chapter-4-6 picture.png](https://faa.switchboxinc.com/uploads/images/gallery/2023-08/scaled-1680-/chapter-4-6-picture.png)](https://faa.switchboxinc.com/uploads/images/gallery/2023-08/chapter-4-6-picture.png)