§ 2-402. Qualifications of Manager.
The Manager shall be chosen solely on the basis of executive and administrative training or experience with respect to the duties of the office set forth in the Charter. The Manager need not be a resident of the city nor of the Commonwealth of Pennsylvania at the time of appointment but as soon as possible thereafter and within one year shall become and during tenure shall remain a resident of the city unless otherwise specifically authorized by the Council.
Understand that Rawling's promise to live inside of Coatesville was for some reason important to the city council of that time. But I think they ignored what Rawlings did when he worked at other communities.
City Council's incomplete look into Rawling's former employment finally caught up to them: