Problem 1: With reference to the case study provided, highlight the reasons behind the adjustments in prices for project commodities and supplies.
Problem 2: One of the project managers has requested for your assistance with drafting a cost management plan. Provide advice on the main attributes that need to be considered when putting together an accurate plan.
Problem 3: Discuss the benefits and weaknesses of project estimation.
Problem 4: Using relevant examples, discuss the significance of project budgets and provide recommendations of any TWO (2) approaches that can be utilized when budgeting for project costs.