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== References ==
{{Reflist|30em}}
[[File:4.3 The Four Levels of Business Development by Jeff Hastings, January 2016 |1100px|link=http://wiki.agency/images/1/17/4.3_STRATEGIC_PLANNING_The_Four_Levels_of_Business.pdf 4.3 The Four Levels of Business Development by Jeff Hastings, January 2016]]