14. Exercise of skill and knowledge.

Being a person who professes to carry on a business requiring skill and knowledge, an auctioneer1 must display such skill and knowledge in acting for his seller as is reasonably to be expected from competent auctioneers, and must follow the course of business ordinarily recognised by custom2 or prescribed by statute3. In the exercise of skill and knowledge by an auctioneer, the standard of care will vary depending upon whether he is regarded as a specialist or a general practitioner4. If the former, he will not be liable if, albeit that there is a body of professional opinion which