Forums
Forums allow a large number of people to give their input and read about other people's experiences.
Forums or Community Based Websites are great for any type of charity or club where information needs to be collected by its users or club members. There is aways an administration panel with this type of website to allow full control over the Forum.
Message Boards
Message boards allow users to leave simple messages and attachments for each other. This type of service can be private or public, depending on your requirements.
This type of Internet based service can be included in any website and is great for businesses with employees on the move who need to get feedback or information to their associates.