This last chapter of the book deals with the third parties that provide products and services to the project, be those freelancers or other external suppliers.
The need for hiring external providers to execute part of the work or leverage the use of materials or equipment to make possible the execution of project activities is very common in many projects.
The first steps in this procurement process are focused on the make-or-buy decisions.
When we decide to do ourselves something that could be procured to external sources, this work becomes part of our project scope. But when we decide to obtain it from outside suppliers, the scope of work belongs to the external supplier and we