"She is required to keep her cell phone on all day, all night and be receptive," Murray explains.
Teens can call in for help at the hot line and web site "Love is Respect.." Allyson Pereira also continues raising awareness about digital dating abuse.
Jennings said social networking, which can connect hundreds and thousands of students, gives the abusive partner more leverage.
With access to so many friends online, the abuser can post a damaging message online about their significant other or make threats to do so.
Other times, the abuser may violate their partner's privacy by breaking into their e-mail or checking their phone.
The abusive teens may also monitor their partners' behaviors on social media sites such as Facebook and My Space.