Untitled document All these repositories can be installed using the command line or with synaptic.
To install using the command line, do : sudo add-apt-repository <repository url>

After adding the repository you must allways give an additional command: sudo apt-get update

Most recent wine version:
ppa:ubuntu-wine/ppa

Most recent thunderbird:
ppa:mozillateam/thunderbird-stable

Most recent firefox:
ppa:mozillateam/firefox-stable