When dealing with a complex system implementation in stages, it is critical to begin the project promptly to maintain the schedule. However, if later milestones and deliverables are not yet defined, a flexible approach is necessary. Creating an initial Statement of Work (SOW) allows the project to start with the first phase, and provisions for negotiating subsequent SOWs as the project progresses ensure that the remaining stages can be defined in detail later. This approach balances the need for a timely start with the flexibility to adapt as more information becomes available.References:
* Project Management Institute (PMI). A Guide to the Project Management Body of Knowledge
* (PMBOK Guide).
* CIPS (Chartered Institute of Procurement & Supply) guidelines on SOW management.

The greatest benefit of a supplier day/forum is providing attendees with insight into the buying company's new initiatives and strategic imperatives. This transparency helps align the supplier's efforts with the company's goals, fostering better collaboration and innovation. While other benefits such as seeing product usage (A), benchmarking against competition (C), and meeting the supply management team (D) are valuable, understanding the strategic direction is paramount for long-term partnership and success. References: Supply chain collaboration and communication strategies, supplier relationship management best practices.