On their face, social media may seem like just another tool to get to know a person, but in reality, applications like Facebook and Instagram portray a distorted, disjointed and altogether imaginary version of the people we are.
Friendships aren't the only relationships affected negatively by social media. I recently went on a date with a partner of several months who started quizzing me -- not about history or politics, but about his blog.
If you see someone is falling in love with you and you do not feel the same way, be honest and firm. Tell them exactly how you feel. Never play with anyone's feelings and never pretend to like someone. Remember those avatars represent real human beings who can get hurt.
On Twitter you're just following someone from afar, sort of like stalking but in a distant and unattached kind of way. So why should it matter whether she's following him or not? It's not like they were friends on Facebook.