This is a link to the AEM Author Documentation that SAS has created. It helps address most questions that authors may have about how to use AEM. Once you click the link below can search on how to use different functionalities in AEM.
https://esapps.sas.com/confluence/display/AEM/Adobe+Experience+Manager+Author+Documentation
One example would be how to RENAME a page so you could go to the link above and search "rename a page". You can then click on the first result, "Author Basics". You can see once you scroll down a bit the method of renaming a page.
This documentation is constantly being updated by the SAS AEM team and provides a plethora of resources that can help you with your daily work in AEM.