: Used to create placeholders for images. Frames with an "X" through them are intended for graphics.
: Essential for consistency. Go to Window > Styles > Paragraph Styles . Create a style for "Headings" and "Body Text" so you can update the entire document's look with one click.
: A key feature in v16, allowing you to share a web link with clients or teammates so they can leave comments directly on your layout without needing InDesign themselves.
: InDesign doesn't "embed" images by default; it links to the file on your computer. If you move the original file, the link will break. Use Window > Links to track and update them.