From Installer Deluxe Wiki - Auto Installer Deluxe, Softmod Installer Deluxe, XBMC Installer Deluxe, PSP Pandora Deluxe, PSP Installer Deluxe, HQ PC Essentials, AID, SID, XBMCID, PSPID, PPD - http://www.aideluxe.com
Table of Contents
Chapter 10: Installing Applications
Go to the Install Applications section, then select a drive to install to (usually this is E Drive for a Retail HDD and F for large HDDs).
Once you select a drive to install the applications to, you will see this screen.

Further explanation can be found in Appendix E about what these applications do.