Endoscopes and accessories; endoscopy unit design and function; conscious sedation. Part 1 ASGE endoscopic training guidelines - a) statement on endoscopic training, b) important features of a training program, c) statement on the role of short courses in endoscopic training, d) method of granting hospital privileges to perform gastrointestinal endoscopy, e) informed consent for gastrointestinal endoscopy, f) infection control during gastrointestinal endoscopy. Part 2 Guidelines for antibiotic prophylaxis for GI procedures. Part 3 Teaching aids - models and simulatoris. Part 4 Proctoring. Part 5 Upper GI endoscopy: introduction, endoscopes, indications and contraindications, passing the endoscope, examining the oesophagus, examining the stomach, pylorus and duodenum, increasing diagnostic yield - biopsies, brushings and aspirates, problems, emergencies, basic therapeutics in the upper GI tract. Part 6 Colonoscopy: introduction, indications, contraindicators, risks, bowel preparation, which instrument?, sedation, colonoscopic technique - general principles, colonoscopic technique - getting started, colonoscopic technique - anus and rectum, colonoscopic technique - the sigmoid (pelvic) colon, colonoscopic technique - use of visual cues, colonoscopic technique - descending colon and splenic flexure, colonoscopic technique - transverse colon, colonoscopic technique - hepatic flexure and ascending colon, colonoscopic technique - ileo-cecal valve and distal ileum, colonoscopic technique - withdrawing the colonoscope, common abnormalities, colonoscopic biopsy and polypectomy, decompression techniques. Part 7 ERCP: introduction, indications for ERCP, the hardware, using contrast media, positioning the patient, ERCP anatomy/getting to and identifying the papilla, I'm at the papilla - what do I do now?, selective cannulation, therapeutic ERCP, complications, the zipper and how to avoid it, ERCP after gastric surgery, ERCP after bile duct surgery, ERCP and laparoscopic cholecystectomy.