This document discusses sourcing decisions and outlines factors to consider when deciding whether to outsource or insource business functions and IT services. It provides a matrix for determining whether activities should be insourced or outsourced based on their strategic importance and contribution to operational performance. The document also lists types of functions that can potentially be outsourced, from discrete activities to entire business functions. It notes benefits and risks of outsourcing, and outlines key steps in the outsourcing process from establishing the business case to transitioning to business as usual operations. Guidelines are provided for effective outsourcing decisions and management.