It has links to mailing lists which in turn have instructions for subscribers. Mailing lists are a good way to find other researchers who may have information to share. It gives instructions and hints for subscribing. The system is based on sharing the information each has about his family. Other levels of access are available for more money.
Subscribers query the system and receive reports.
America's largest family history provider. They rent microfilm to members and institutions. A Beginners Guide to Genealogy. Ancestry Search-Database Searching A commercial site with lots of free access. Search offers some of the best research tools on the Internet.