This may include: video presentation/lecture, powerpoint slides, reference document attachments, reference view only documents, reference website link attachments, screen capture and narration. When you purchase a Learning Module you will be given access to view it for the period specified in the Catalogue. You may also be awarded credits for a Learning Module purchase. The number of credits available will be shown in the Catalogue. Credits will permit you to access, select and download resource/document content from the free Resources section of the website.