[header] How to know if she wants to be more than friends [title] Eye contact. [step] Is she looking you in the eyes longer or glancing at you when you're not looking? This is usually an indication that someone is attracted to you. [title] Physical contact. 
[step] This can range from subtle gestures like letting an arm rest against you to more obvious ones like an extended hug. Either way, consistent physical contact isn't something you typically do with your platonic friends.