I would start with the Adobe program forum, that you are using, or if to an Adobe Photoshop.com account, that forum. This forum is for discussing how the foruums, as a whole, operate.
For Photoshop, start here: http://forums.adobe.com/community/photoshop/general
For Photoshop.com, start here: http://forums.adobe.com/community/photoshopdotcom
Glossary of Terms http://forums.adobe.com/message/2276441 to help w/communication
You write (or burn, since the process involves burning very tiny holes) files to a DVD
For a USB hard drive, you use Windows Explorer
For a DVD, you could use the FREE http://www.imgburn.com/index.php?act=download to write files or folders to disc for DVD or BluRay (send the author a PayPal donation if you like his program)