public static void AddInstallation(/*DateTime installdate*/ string technicianName /*, int clientproductid*/) { int technician = 0; List <Personnel> technicianList = Personnel.GetTechnicians(); foreach (Personnel item in technicianList) { if (technicianName.Contains(item.FirstName) && technicianName.Contains(item.LastName)) { technician = item.EmployeeNumber; MessageBox.Show(technician.ToString()); } } //Data.AddInstallation(installdate, technician, clientproductid); }