public VolunteerVM(CallBack _callback1, CallBack _callback2, CallBack _callback3)
{
db = new Database(Database.connectStr);
callback1 = _callback1;
callback2 = _callback2;
callback3 = _callback3;
acquirerId = (App.Current as App).UserId;
acquirerInfo = (App.Current as App).Userinfo;
//client.GetResidentsAsync(acquirerId);
// client.GetAcquirerInfoAsync(acquirerId);
// client.GetAcquirerInfoCompleted += new EventHandler<GetAcquirerInfoCompletedEventArgs>(client_GetAcquirerInfoCompleted);
client.GetResidents_VAsync(acquirerId);
client.GetItems_VCompleted += new EventHandler <GetItems_VCompletedEventArgs>(client_GetItems_VCompleted);
client.GetResidents_VCompleted += new EventHandler <GetResidents_VCompletedEventArgs>(client_GetResidents_VCompleted);
}
