As a user In order to stay in touch with my friends I would like to be able to create a contact for them in my address book
As a user In order to contact my friends I would like to be able to view a list of my saved contacts
As a user In order to keep my friends' contact details accurate I would like to be able to update them when needed
As a user In order to keep my contact list up to date I would like to be able to delete contacts