Cities in Motion: St. Petersburg Minimum System Requirements:
*PC*
OS: Microsoft Windows XP/Vista/7
Processor: 2 GHz Dual Core or higher
Memory: 2 GB RAM
Hard Disk Space: 2 GB
Video Card: NVIDIA GeForce 8800/ATI Radeon HD 3850 or higher (integrated video cards not supported), 512 MB RAM, OpenGL 3.0

*Mac*
OS: OS X Snow Leopard 10.6.3, or later.
Processor: 2 GHz Dual Core or higher
Memory: 2GB RAM
Hard Disk Space: 2GB
Video Card: NVIDIA GeForce 8800/ATI Radeon HD 3850 or higher with 512 MB RAM, OpenGL 3.0

*SteamOS Linux*
OS:Ubuntu 12.04 LTS
Processor:Intel Core Duo Processor (2GHz or better)
Memory:2 GB RAM
Graphics:nVIDIA GeForce 8800, 512 MB RAM or ATI Radeon HD 3850, 512 MB RAM
Hard Drive:2 GB HD space
Other Requirements:Broadband Internet connection
Additional:GLSL 1.3, OpenGL 2.1. Controller support: 3-button mouse, keyboard and speakers. Internet Connection or LAN for multiplayer

Activation on Steam

1)      Download & install the Steam client on your computer from   here.

2)      Open the Steam client, register and login. Then, locate the Games tab on the top menu. Click that and select “Activate a Product on Steam..”

       

3)      Enter your code that is showed on the orders page of eTail. Market and and follow the steps showed to activate your game.

       

4)      The game can be monitored now and you can see it on the "Library" section on Steam. You can download and install the game now.

5)      If you need more information and support, you can click here: https://help.steampowered.com/en/wizard/HelpWithSteam