Updates to logistics

Hi
updates for logistics...
additional things needed:
1) Materials for decoration
2) Score Board-- stationery
3) Loud hailer
4) Batteries
5) Walkie talkies
6) CD player plus loud speakers

For batteries, which type do we need? (eg. AA/AAA?)
For stationery, what do we need?
Materials for decorations...?
Those who have any of the abovementioned things, pls leave a comment
If you have any other comments/opinions/ideas/etc, pls post here too.
Thanks!