Figuring out whether you love somebody can be tough in this world of modern dating. Things are certainly more complicated than back in the day, when you'd be chaperoned on a few dates before walking down the aisle within a year. Courtship was a whole lot simpler and required far less examination. Now there's a new set of rules, but they're not exactly written down for everyone to make use of. We'll try to distill it all for you here...