It's the endless question that guys have been asking themselves since the dawn of time: “Is she into me?” Sure, she's friendly. She laughs at your jokes. Sometimes, she'll even reach across and touch your arm mid-conversation. But how do you...

It's the endless question that guys have been asking themselves since the dawn of time: “Is she into me?” Sure, she's friendly. She laughs at your jokes. Sometimes, she'll even reach...