Discuss the below in detail:
Many times project managers must purchase goods and services to complete some or all of the work of the project. The purpose of the Conduct Procurements process is to obtain responses to your RFP (Request for Proposal), or a similar procurement document. Rank the following tools and techniques as it relates to procurement. Explain your ranking.
Advertising
Independent estimates
Analytical techniques
Bidder conferences
Proposal evaluation techniques
Expert judgment
Procurement negotiations