training course for tanking and dampproofing

Hi,I want to become a professional in Basement Dampproofing and in Tanking,I'm looking for a real course to become a real professional,can anyone help me where to find such courses,real teaching courses that when completed i'll go out with a diploma and all the information and know how.
Thanks.

Where are you based? This is an Irish website. Basements are unusual here, so it's unlikely you would find a course in dampproofing for basements here.