Select Synaptic Packet Manager.
Execute Packet Manager
Click on Search button, and search for openvpn.

Search OpenVPN package
Mark for install the following packages :
network-manager-openvpn
openvpn
openvpn-blacklist
and click on Apply to install them.

Install OpenVPN related packages
Browse to: http://www.tuvpn.com/downloads/tuvpn.tgz
to download TUVPN's OpenVPN configuration files. Next, open downloaded file with Archive Manager.

Download TUVPN OpenVPN configuration files
Extract the contents of the downloaded file (tuvpn folder with openvpn config files) to your home folder.

Extract to Home
Once you have extracted the configuration files to your home folder, execute Network Manager, and go to VPN Connections and then Configure VPN.
Configure OpenVPN connection
Now click the Import button.
Configure OpenVPN connection
Browse to the extracted folder (tuvpn) in your home directory and choose tuvpn.conf file. Most of the OpenVPN parameters will be drawn from this file automatically.
Configure OpenVPN connection
For Shared IP VPN Service Users: Leave gateway as default (which is vpn.tuvpn.com).
For Dedicated IP VPN Service Users: As gateway, you MUST enter the VPN Server for which you have subscribed.
Now fill in Username and Password with the VPN username and the password you should have received in an email entitled TUVPN.COM Service Activation.
Please be sure to check the box "Use LZO data compression" under Advanced Settings. As in some cases it is not selected by default.
Configure OpenVPN connection
You should now be able to connect to TUVPN.COM using OpenVPN. Go to Network Manager, VPN Connections and click over tuvpn.
Connect to TUVPN.COM
Just the first time that you connect, you have to answer the question: Allow application access to keyring? with Always Allow.
Connect to TUVPN.COM
You should now be connected to TUVPN.COM via OpenVPN !
Connected !
If you wish to confirm that you really are now enjoying new freedoms, security and anonymity on the Internet, go to an IP identification site (e.g. www.whatismyipaddress.com ) where you can see that your IP is now a TUVPN server node in an entirely new location....and probably a new country!
Enjoy your new freedom and security!

Confirmation of successful connection
Mon, 14 May 2012 17:44:14
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: Frugalytics FreeWifiSpotr Bernd Kehr Chris crazyjunki [...]
Mon, 07 May 2012 17:17:36
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: Chory alessandro maurencig 壁を乗り越え miao onion 洋葱猫 yoma [...]
Mon, 30 Apr 2012 17:27:31
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: cybersyndrome w00000p Martin Heine Dimitar Dashev Hap [...]
Mon, 23 Apr 2012 17:04:41
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: Dimitar Dashev Happier Abroad Renda Twisselman Maulan [...]
Mon, 09 Apr 2012 17:28:32
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: ™ʇɾ nenadstosic Vrashnahk Anony [...]
Mon, 02 Apr 2012 16:56:08
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: Fisuyi omotayo Renda Twisselman Wirelayer.net easyOwn [...]
Mon, 26 Mar 2012 17:06:46
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: luthfy02 addi simo obliterated M Fahmi Asher Johnston [...]
Mon, 19 Mar 2012 17:54:47
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: TaRek Oth Zapa FreeWifiSpotr lineth Wirelayer And nex [...]
Mon, 12 Mar 2012 17:02:57
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: Linda Williams AnonFB-SupportDE dExtEr B4INEU yjr And [...]
Mon, 05 Mar 2012 17:30:33
Here you have the One Month Free VPN Winners of our Crazy Twitter Promotion: ☢4ntibiotic☢ Michael Ibera Cera bigcoffee hailiang lv [...]