private async void frmResourceFinder_Load(object sender, EventArgs e)
{
Areas = new AreasKeeper();
await Areas.Refresh();
cmbArea.DataSource = Areas.Items;
cmbArea.ValueMember = "AreaId";
cmbArea.DisplayMember = "Name";
Sets = new SetsKeeper();
await Sets.Refresh();
Places = new PlacesKeeper();
await Places.Refresh(null, 'a');
}