the key account manager position in Advertising

Write a paper about real life examples about people who held the position on a key account manager. The topic of this course in account planning. 

please make it in a good grammer and structure and have some professional details about the examples. The paper should be at least a page and a half.

you should cover details about the examples like where did they held the position ? how long ? achievement?  strategies? ...etc

please make it look professional.

also provide sources please. I need a work cited