Just write the things down
From Fallen London Wiki (Staging)
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From: Edit your Intriguing Snippets
You don't need the assistance of anonymous agents. What you need is an awful lot of ink.
Game Instructions: This will always gain you many Compromising Documents.
Unlocked with 
Success
You should do this for a living
A parade of indiscretions. A river of unwise actions. A flock of unusual tastes, incautiously gratified. All captured in ink and paper, and locked away safely.
You've lost 250 x Intriguing Snippet
You've gained 105 x Compromising Document
