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Setup guide

Second Brain Setup: Building a Second Brain (BASB)

Practice Capture, Organize, Distill and Express using a small collection and a concrete output.

By tentus team · Updated 2026-10-26 · 1 min read

Method reference: Tiago Forte’s introductory guide. The workflow below is a practical adaptation, not a claim of automatic product behavior.

Capture selectively

Save a source because it helps answer a question or informs a project. Include its origin and a sentence about why it matters. Check imported text before relying on processing output.

Organize for the next use

Place or link the source where you will use it. Ask for suggestions if helpful, but decide which project or topic it belongs to. Automatic filing of every capture is not assumed.

Distill with verification

Write a short summary and retain the supporting passage. If Lumi drafts the summary, check omissions and interpretation against the original. Keep your wording separate from quotations.

Express something useful

Use the selected material to draft a decision memo, outline or explanation. Inspect each material claim and preserve the source trail. This practical adaptation of CODE is not a separate automated product mode.

Set it up with tentus

Use these steps with the tools available to you. tentus is preparing for pre-beta testing; join the waitlist to hear about access.

Other setup methods