Several of these demos use BDP, and an Interbase database, as the source of data. Since it is not possible to know where the interbase .gdb is installed on your machine, the first time you open the application the database may not be set up correctly, and the data will not appear at design time. So it is necessary to set up the BdpConnection control to access the .gdb used by the application. If the application is using the standard Interbase database employee.gdb, it will not be included with the project, as it's already part of the installed Delphi product. If a special .gdb is used, as is the case with the WorldTravel, the WindowsSounds, and a few others, then a special .gdb is included with the project. To set up the .gdb the first time you use the project: