If you want to drink in public, do this: check for signs. Look for PSPO notices plastered on lampposts or fences. If you see a stencil of a wine glass with a red line through it? Move along.
If there’s no sign and you’re being chill, you’re almost certainly fine. Don’t guzzle like you’re at a frat party. Don’t wave the bottle around. Be a classy, Brit-style sipper.
And if a police officer asks you to pour it out? Do it. Arguing with a copper over a half-empty beer is a terrible plot for your evening. Save that energy for the pub debate about whether pineapple belongs on pizza.
In summary: drinking in public is legal in the UK, but where and how you do it is a messy, charming, localized dance. It’s a law that’s as unpredictable as the weather.
So go on, grab that can. Find a spot without a sign. Enjoy the freedom—and the puzzle. Just be ready to stop if a flock of angry geese or a police officer arrives. Cheers to that.