Do you mean the institution one works for should provide additonal training on site? I feel the best type of training is on site and hands on so that one may learn and better understand the process of their individual institution while still applying the guidelines set forth by the CIE, the accrediting body if applicable and ED. 

On average what do you think should be an appropriate number of students one Admission Ofiicer/Advisor should see per day? There is no one right answer because it depends on the institution, but on average, How long should an Admissions personnel interview with a prospective?