We have a new documentation site. Please go here to see the latest.
Splitting items into sections
Header (also known as separator) allows to visually split checklist into sections as presented on the screenshot below:
Add header/separator with a button
When adding new item or editing existing item there is an option so save text as a separator with the button:
Add header/separator without a button
When adding new item or editing existing item there is an option so save text as a separator with preceding the item text with three dashes "---":