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Due diligence

Due diligence is a systematic investigation and evaluation of relevant information, conditions, risks, and responsibilities before making a significant decision or commitment.

How 4 Manning books explain it

Think Like a CTO

Due diligence is a systematic investigation and evaluation performed before making a significant decision or accepting responsibility.

How it is used
Supports acquisition and technology decisions by testing whether an organization or solution fits the buyer’s intended purpose.
How deep it goes
Develops a conversational investigation, preparation checklist, and findings report; leaves the exact questions dependent on the transaction’s goals.
Examples
Uses a home inspection, contrasting TV buyers, and a database failure risk to illustrate purpose, scope, and reporting.
What you can do after
Practice/perform a goal-led technology review and present consequential, evidence-backed findings to decision-makers.

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Tech Startup Toolkit

Due diligence is a systematic investigation and verification of a company, transaction, or investment before a decision is made.

How it is used
Prepares founders for investor or buyer review before a financing or exit decision.
How deep it goes
Provides a definition, ownership model, risk rationale, data-room advice, and a 49-item preparation checklist.
Examples
Uses an angel-group pitch that triggered review and checklist artifacts for financing, technology, product, market, team, and financials.
What you can do after
Apply it via a data room by assembling answers and documents before investor meetings.

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The Complete Obsolete Guide to Generative AI

Due diligence is the investigation and verification of relevant information before making a financial or business decision.

How it is used
Supports investment research by extracting and interpreting relevant information from lengthy company filings.
How deep it goes
Demonstrates document conversion, focused questioning, ratio interpretation, and risk review, but stops short of independent investment judgment.
Examples
Uses Tesla’s 2021 Form 10-K, balance-sheet tables, liquidity figures, risk questions, and current and debt-to-equity ratios.
What you can do after
Apply it via ChatPDF to interrogate lengthy filings and organize candidate-investment evidence for further verification.

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"Looks Good to Me"

The careful and thorough attention required to fulfill professional responsibilities and assess work appropriately.

How it is used
Frames code reviews, testing, documentation, and pull-request preparation as core professional responsibilities.
How deep it goes
Provides practical review and planning tactics, stopping short of a formal checklist or detailed implementation procedure.
Examples
Uses self-reviewed pull requests, smaller feature changes, review milestones, offline discussions, and recorded outcomes as examples.
What you can do after
Practice/perform more responsible reviews by preparing clear changes, reducing avoidable delays, and documenting review decisions.

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Related concepts

These guides are generated from the text of Manning books by Manning's knowledge graph and link to the sections they draw on. The full books are available on liveBook and at manning.com.