In Evolution, the Memos component lets you create, edit, and store journal entries without dates, using the filesystem as a backend.
To create a new memo entry:
Click File > New > Memo.
Select a group in which you would create a memo entry.
(Optional) Type a category in the Categories field.
To show or hide Categories field, click View > Categories.
Type text for the memo in the Memo Content field.
(Optional) To add an attachment to the memo, drag and drop the attachment into the attachment bar.
or
Click the Attach button on the toolbar, then browse to the attachment.
(Optional) Click Options > Classifications, then select a classification (as Public, Private or Confidential) for the memo.