These are the most important directories:

• mydomain.tld/path-to-get-simple/admin - log in here to edit content, add themes etc.
• mydomain.tld/path-to-get-simple/admin/lang - upload the language files which you need here. You will find translations in the EXTEND section
• mydomain.tld/path-to-get-simple/data - here the user-generated data is stored.
• mydomain.tld/path-to-get-simple/data/uploads - this is where you upload files either directly using the 'files-page' or uploading files with any FTP-program
• mydomain.tld/path-to-get-simple/plugins - here you upload plugins
• mydomain.tld/path-to-get-simple/theme - here you upload themes which you want to use in GetSimple, each theme in it's own subdirectory

Explanation/definitions needed

• Definitions needed:
  • permissions and chmod
  • htaccess
  • Themes
  • Plugins