Install Ubuntu One Client in Linux Mint 15 Olivia/Linux Mint 14 Nadia/Linux Mint 13 Maya

Ubuntu One is the personal cloud that brings your digital life together, so you can enjoy your content, your way, wherever you are. With our suite of cloud services including storage, sync, sharing and streaming - you have immediate access to your music collection, favorite photos, videos, important documents and more, at any time and from any device.
Ubuntu One gives you 5 GB free storage per account. Also you can get 20 GB with your referral link.

o install Ubuntu-One client in Linux Mint 15 'Olivia' open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

• sudo add-apt-repository ppa:noobslab/apps
• sudo apt-get update
• sudo apt-get install ubuntuone-client ubuntuone-control-panel ubuntuone-client-proxy ubuntuone-control-panel-qt

To install Ubuntu-One client in Linux Mint 14 'Nadia' open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

• sudo add-apt-repository ppa:ubuntuone/stable
• sudo apt-get update
• sudo apt-get install ubuntuone-client ubuntuone-control-panel ubuntuone-client-proxy ubuntuone-control-panel-qt

To install Ubuntu-One client in Linux Mint 13 'Maya' open Terminal (Press Ctrl+Alt+T) and copy the following commands in the Terminal:

• sudo apt-get install ubuntuone-client ubuntuone-control-panel-gtk ubuntuone-client-proxy ubuntuone-control-panel-qt
To run UbuntuOne Enter this command in terminal:
• ubuntuone-installer

That's it

Source: ubuntuone