A typical starting point would be to synchronize the trello board to the current buffer.
Hit C-u C-c o s.
This will trigger the C-u M-x org-trello-sync-buffer which is in charge of fetching the current board’s data and writing it inside the current buffer.
From this on, you can use your org buffer as usual.
When you want to update the trello board from the org buffer:
C-c o c/C-c o C to update the card.
C-c o s If you want to push all your org buffer’s content. This will sync to trello all the entities from your buffer.
When you want to update the org buffer from trello:
- C-u C-c o c / C-u C-c o C to update the card from trello
For more details, see the usage section.