Most of Plone's configuration options can be managed via the control panel. To see what it looks like, just click on the Site Setup link in the top-right corner of a freshly installed Plone site. This will lead you to
In this recipe, we will add a new link in the Add-on Product Configuration section to access a restricted area where Managers and Commercial people will be able to create and organize Sections and Banners.
Options available in Plone Control Panel are called configlets.
Just for clarity's sake, we have put this configuration ...