because project management is different from operations management, projects are handled best by people who are trained in project management. This expertise can be obtained by hiring an outside consulting firm that specializes in project management or by developing an in-house group (Subject Matter Experts [SME]).
As you are aware some organizations are designed to execute projects. Often entities contract with engineering and construction companies to design and build their facilities or hire software companies to develop a software solution (which we will get more into next week). The major work processes within these organizations are designed to support the execution of projects.
What might be some downfalls by not doing this internally and communicating / pulling others from an external source?
APA format, 150- 200 words