Once a note has been added, you can access it from the associated record.
To view a note:
Open the record
that contains the note that you want to view. How?
If viewing:
A contact note, click the Summary tab.
A referral/listing/closing note, click the Notes tab.
An activity note, scroll down to the Notes section.
Click anywhere on the note to view its details. From this view you can edit or delete the note.