-your dick is out
-you are her boss
-it wasn't so much 'do you fancy a coffee,' as 'sit on my face'
-she's a lot younger than you
-you have the ear of her boss
-you have pinned her against a wall
-she is v drunk/high
-you are v drunk/high
-you are currently in a situation where, if you wanted to, you could rape her >
Ladies, feel free to add your own.