Discussion_Centralized vs. Decentralized Purchasing

One of the important concepts of this module is centralized vs. decentralized purchasing. Please post your own opinion and leave at least two comments to others' postings.

explain under what circumstance firms should go for a centralized purchasing approach or decentralized purchasing approach and why.

Your posting will be evaluated by the following criteria (you must write this posting in your own words):

• The extent to which you explain circumstance/conditions for a centralized purchasing and/or decentralized purchasing (5 points)
• The extent to which you provide any examples to support your arguments (5 points)

Need help answering all this questions please.