My list too small but additions to come soon :D here's what I've got:
1. EeePC 901 (more ram)
2. Linux Distros (BT3, Ubuntu...)
3. USB Sticks
4. 16GB SD Card Triple booting Xp, Ubuntu, BT3
5. 320Gb 2.5" External HD (fresh just got it today)
6. External cd/dvd drive (burns too) specifically for the Eee
7. PC Toolkit- screwdrivers, screws, pliers, wire cutters/strippers
8. Pens + Paper
What needs to be added:
1. Something to carry it in. Have something in mind already check back soon =)
2. Maglite or flashlight of some sort
3. Multi-tool
4. Nokia N810 hacked for pentesting
5. Alfa usb wifi
6. High gain antenna
7. Usb hub =)
***See the attachment below I've put up a picture of the stuff I've got. AND THE CASE :D I'm guna get that airbrushed too! :) I took the liberty of blurring out the unimportant surroundings of my messy room