Some Important Softwares for Ubuntu

VLC player
Go to Administration->Software Resources->Third Party Softwares and press add, add these two turn by turn

deb http://ppa.launchpad.net/c-korn/vlc/ubuntu jaunty main
deb-src http://ppa.launchpad.net/c-korn/vlc/ubuntu jaunty main

Then Open terminal and Run this Command

sudo apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 7613768D

Then do sudo apt-get install vlc

Real Player 11 Gold

Real Player
Double Click it and run it

MSN messenger Copy:

Command:
sudo apt-get install amsn

Skype

Skype
Double Click it and run it.

Torrent Software

Vuze
sudo apt-get install vuze

Keep your NTFS drives mounted

sudo apt-get install ntfs-config
Go in System->Administration->NTFS configuration tool
Select the drive and it will ask a mount point keep what ever you want for ex: games etc

Thousands of other software are in System->Aministration->Synaptic Package manager just search by the name and you may find the software, don't forget to see the description before installation