Keeping in contact with family through the phone or even over email presents a challenge. Instead, social networking sites allow the individual to share their day to day life in a secure but public forum, which family can watch and experience. Facebook, for example, allows people to share events, images, and thoughts in real time, during the course of any day. Family and friends can then experience all the things that someone does, and comment on them. Then, they share in the experience, rather than just being "informed" about them during weekly phone calls.