Complex sentence: Other significant Westlaw features include KeyCite, a citation checking service which allows customers to determine whether cases or statutes are still good law; and a customizable tabbed interface that lets customers bring their most-used resources to the top.
Split into simpler sentences: Other significant Westlaw features include KeyCite, a citation checking service which allows customers to determine whether cases or statutes are still good law. Westlaw also has a customizable tabbed interface that lets customers bring their most-used resources to the top.