People in San Francisco respond more to opening lines that play off of nostalgia or their childhoods.
Los Angelinos, unsurprisingly, respond more to conversation starters involving celebrities.
If you're in Boston, Hinge suggests, use a straightforward or cynical opening line. A simple "hey, what's up?" will do.
New Yorkers are more responsive to opening lines that invoke escaping reality. Hinge suggests: "Choose: adult treehouse or the ability talk to animals?"
Hinge users in Washington DC responded more to food-related opening lines — but specifically opening lines that mentioned cheese, for some reason.
Start a conversation with a reference to 90s culture if you're in Chicago — Hinge users there, apparently, love talking about being 90s kids.