Follow these steps to export iMovie 3 projects to iDVD 2:
- From the File menu, choose Export.
- From the Export pop-up menu, choose "To QuickTime".
- From the Formats pop-up menu, choose "Full Quality DV".
- Click Export.
- Type a name for the exported movie and click Save.
Place the exported movie file into your iDVD 2 project.
Note: Chapter markers are not a feature of iDVD 2. To export chapter markers from iMovie 3 to an iDVD project, use iDVD 3.