private void cmbClientID_SelectedIndexChanged(object sender, EventArgs e)
{
List <Residence> residenceList = residences.ReadResidence();
List <Client> ClientList = clients.ReadingClients();
foreach (var item in ClientList)
{
foreach (var res in residenceList)
{
}
}
if (holder != null)
{
txtPrice.Text = " ";
}
}