View your run sheet and the details
You can click on any Run Sheet in the List (available from the left-hand sidebar) to view further details about that Run Sheet and any items within it. The page will look something like this:
To get to the details section, click 'Details' in the series of tabs at the top of the list of items.
This will bring you to a page that looks like this;
From here you can edit/see fields such as