"By Practice Area / Subject Matter" will filter the results based upon Practice Area / Subject Matter selected from the list.
"By Title" will perform a simple search on course titles.
"By Date" will perform a simple search within selected date range
"By Course Code" will perform a simple search using an ALI CLE assigned course code.
"By Media Type" will allow you to search by type of product, i.e. DVD, coursebook, MP3 CDROM etc.
"Sort By" allows you to view your results in ascending and descending date order as well as by title.