The tabs are related to how you start your search. If you have a major and you want to know what jobs are associated with it, start with College Majors. You can also start with your Skills or Interests or with a particular Industry that you are interested in. What's it like? gives you links to find out the average salary of a particular job and whether or not there will be more jobs like it in the future. This information is availabe on a national level and for New Jersey and Pennsylvania.
Where are the Businesses links to ReferenceUSA which is a database that allows you to search for businesses by type of industry and geographic location. For example, you can create a list of all the photography studios in Mercer County.