Sociology
The Microsociology of Trust in Computer-Mediated Communication
Quick fact
In online interactions, a single typo can dramatically lower your trust in a seller, while a well-phrased request with proper punctuation can make you more likely to lend money to a stranger across the world.
Why this is interesting
You might trust a stranger online with your credit card or your deepest secret, yet you wouldn't give them your wallet on the street. How does trust form in a world where you can't see a face or hear a voice?