The links page is set up alphabetically with the corresponding logo to the site. Beside the logos you will find a number 1 though 5 . 5 being the best and 1 of course being the lowest. This rating is based on how many work at home jobs you are likely to find on that particular site. It doesn't mean the site isn't good by any means.
All sites here are job search and database oriented.
Some are just more geared to working at home than others. The reason the 1 rankings are listed is they have unique ads not found on the other sites. So in there own right they are still important to check. Be on the lookout for new additions to the list and changes in ratings. Each site is graded monthly too keep you ontop and updated on the best sites to goto.