中文 Log in

Ask a case-study archive
about your own plan, on

Every archive here has AI chat built in. Search it for a case, or paste your plan and ask: who has done this, what happened, and what would you change. It answers from real, sourced cases — never from thin air.

Powered by AI Opus 5 DeepSeek V4

One account works across every archive. Sign up for free.

Sign up for free
Archives, always growing
mistake.club
A club of documented mistakes — ask it before you repeat one.
0cases
OPEN
genius.wiki
A wiki of genius solutions — ask it, and borrow the idea that fits your problem.
0cases
OPEN
change.archi
An archive of successful changes — precedents for the pivotal decisions in your turnaround.
0cases
OPEN

What is ?

  1. Real cases, filed one by one, into archives that keep growing
  2. Ask any archive directly — the question box sits right on its homepage.
    your question
    Should we franchise from 200 stores to 1,000?
    Our restaurant is empty every afternoon.
  3. It answers with the matching cases — and why each one is relevant. That is your casestudies.chat.
    your planproblem · checked against the archives
    Blockbuster passed on buying Netflix for $50m
    Nokia kept Symbian while the iPhone shipped
    Xerox let PARC’s ideas walk out of the building
    Kodak invented the digital camera and shelved it to protect film
    Michelin rated restaurants so France would drive further
    Taobao held the buyer’s money in the middle
    Michelin rated restaurants so France would drive further
    A nursing home built a bus stop where no bus comes
    Xerox let PARC’s ideas walk out of the building
    Blockbuster passed on buying Netflix for $50m
Keep it one tap awaySave casestudies.chat to your home screen.