Kwanti uses the symbol '+' for preferred shares. For example, BAC+A is Bank of America (BAC) preferred shares A.
In some other systems, the letters 'PR' may be used. To enter these symbols in Kwanti, substitute 'PR' by '+'. For example, BACPRA becomes BAC+A.
In yet other systems, the symbols '-' or '/' may be used. Also substitute these symbols by '+'.