This Task allows you to automatically create comments in the executed or a related entity.

• add a comment to Contacts if you change some values
• add a comment to the Organization if you interact with a Contact from this company
• add a Comment to the Organization if you send a reminder for an invoice

You could choose “custom” as record ID to show a textfield, which could be used to generate the record ID, which will be used for comment creation.
This textfield could also generate a comma separeted list of record IDs. Every ID will be used to create an equal comment.