void addCard()
{
var card = new Card();
card.id = "";
card.fName = _fname.Text;
card.lName = _lname.Text;
card.phone = _phone.Text;
card.email = _email.Text;
card.company = _company.Text;
card.title = _title.Text;
vm.Add(card);
//Tells View to refresh the list
ListCardView.needsRefresh = true;
}