What is the difference between expressed and implied powers?

Expressed powers are ones directly stated in the constitution, when implied powers can reasonably be assumed to flow from expressed powers. Just remember that expressed are mentioned in the constitution, when implied aren’t:)

Protecting and assisting  u.s. citizens  living or traveling abroad; assisting u.s.  businesses  in the international marketplace; coordinating and providing support for international activities of other u.s. agencies (local, state, or federal government), official visits overseas and at home, and other diplomatic efforts.keeping the public informed about u.s. foreign policy and relations with other countries and providing feedback from the public to administration officials.providing  automobile registration  for non-diplomatic staff vehicles and the vehicles of diplomats of foreign countries having  diplomatic immunity  in the united states