BRM is a very comprehensive system. But we have a phrase that we use internally.
"BRM is only as complex as it needs to be - for each customer"
Meaning that we hide away any complexity that is not required - until it is required.
In this way, the system is as simple as can be, for each and every customer.
To achieve this we hide away more sophisticated features behind a page called "Features and Customization"
Settings > Features and Customization (store Administrator privilege is required to activate this)
When on this page you will see something like the following:
Here are the features in order;