Retired Documentation: You are using the documentation for version 1.7.3 which was retired in 2013. Go here for the latest version documentation or check here for your available upgrades to the latest version.
Installing the Simple Commerce Module
The Simple Commerce Module is simple to install.
The Simple Commerce Module requires ExpressionEngine and does not function with versions of ExpressionEngine older than 1.5.0.
Step 1
Download ExpressionEngine 1.5.0 (or greater) and follow the Update instructions.
Step 2
Go into the Modules section of your ExpressionEngine Control Panel. Find Simple Commerce in your list of modules, and click install.
Done!
That's it! You are now ready to begin administering the module through its control panel.