Location sharing has long been the domain of parents with wayward teens or obsessive partners, but more and more, apps like Find My Friends are being used by young people who want to know where ...

Maria-Camila Garcia, 21 (right), asks to follow all her friends, including Merissa Manzonelli, 22 (left), on Find My Friends. Olga Ginzburg for NY Post However, a generational gap can come into play.