How to add a page to the navigation.

How to reorder links in a menu.

Overview of content entities and fields.

How to plan the navigation and layout of a website (mobile and desktop browsers).

Overview of modular content and how content in a page can be sourced from other content items.

How to plan a content structure that assigns content entity types to specific content on the website.

Overview of the editorial workflow to manage content on a website.

Understanding the target audience for this guide, and what they will learn from it.

Understanding the conventions used in this guide.

Understanding the organizational structure of this guide for better navigation through topics.

How to report an issue with this guide (with detailed steps).

Understanding the project scenario used in this guide to follow the topics better.

Overview of data backups and what should be backed up on a site.

How to clear the cache using Drush or the user interface.

Overview of the cache and the site data that can be cached.

Overview of logs and where to find recent log messages.

Overview of the status report and where to find it on a site.

How to secure a site by staying informed about the latest security updates.

Overview of security updates, how bugs are handled, and non-security updates.

Overview of cron and how it is different from Unix cron.