Meeting someone new is exciting, but sometimes you say goodbye without having any contact with that person and kick yourself. That's when you need to remember to "Pull a Francesca". When you're talking to a boy you just meet and you want to get to know them more, you would "Pull a Francesca" and ask for their number, give them yours or say something brave. Anything along the lines of that.

(noun) A successful type of theft which results in an acceptable, impressive and rewarding payday for the protagonist.