The text card is great for taking notes and writing straightforward documents. It has basic formatting options, but if you need a heavily formatted document, it might better to use the Google Docs card and embed a Google Doc in your project.
Editing in the Text Card
Just click on the Text Card to start editing it. A formatting bar will appear at the top. Click outside of the card to hide the formatting bar.
You will be able to see the changes someone else makes in the Text Card as they make them, but you won't be able to edit at the same time. A status indicator comes up to show when someone is actively editing. Once they click outside of the Text Card, you'll be able to jump in and edit.
The following things can't be created in the Text Card at the moment.
- Floating objects