How do I add data to ORANGE?

Hello, I'm curious about how I can add data to ORANGE. Could you please elaborate on the process and any steps I need to follow? Are there any specific formats or requirements for the data I want to input? Additionally, is there a limit to the amount of data I can add, and how frequently can I update or modify the information? Finally, are there any tools or resources you recommend to make the process easier or more efficient? Thank you for your help in advance.