> For the complete documentation index, see [llms.txt](https://build-it-the-right-way.gitbook.io/home/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://build-it-the-right-way.gitbook.io/home/pillars/pillar-08-separation-of-concerns.md).

# Pillar 08 · Separation of Concerns

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**Video walkthrough coming soon.** The companion video for this page is in production. Subscribe to [TechTalk with Bill](https://www.youtube.com/@techtalkwbill) to be notified when it lands.
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## What this page covers

Layered architecture on ServiceNow, where each layer lives, what belongs in each, and the rules that keep them from leaking into each other.

## Coming soon

The detailed content for this page is being written alongside its companion video. Both will be published together so the page and the walkthrough stay aligned.

For early access, to contribute, or to be notified when this page lands, reach out through [TechTalk with Bill](https://www.youtube.com/@techtalkwbill).

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*Build It The Right Way framework · Authored by Bill Martin · ServiceNow MVP 2026 · Certified Technical Architect*