Method used in connection with the E-learning is an electronic bulletin board on the web, linked to discussion of participants.
You can put there all the necessary documents, instruments and discuss with the participants, passive or in some environments also interactive in virtual classrooms.
MS Share point is a tool which allows for good money easy set up of such an environment for companies.
You can buy your own server and application or you can rent a space by the lessor or in our company, in Palatinum.