At the laundrette: "Do you have change for a dollar?"

At the buffet table: "May I scoop you some Jell-O?"

At the library: "Shh!" [said with a cheeky grin as he or she walks past]

At the pool table: "Nice leave!"/"They're playing doubles, wanna be my partner?"

Walking down the street: "Excuse me, I think you dropped this..."

At the gym: "Do you know how this machine works?"

At the office water cooler: "Hello, I'm [your name], I don't believe we have been introduced. How long have you worked here?"

At a political rally: "Wanna get high?"