Decisions on cloud use and spending involves various business units like engineering team, operations, finance etc. Key to cost cloud cost management is to make all the teams accountable for cloud expenditure. This can be done by putting data in hands of people, enacting policies and evangelizing best practices and finally incentivizing good spending behavior and habits. Michelle Boisvert, executive site editor for searchAWS.com in an article talks about cost conscious culture for managing AWS costs. She further talks about the 5 stages of cost management:
• Create visibility into cloud costs.
• Focus on allocating costs so you know who is responsible for what in the AWS bill.
• Promote efficient behavior to drive down the AWS bill.
• Implement cost saving methods
• Focus on unit cost, not overall cost to understand savings.
For more on this follow the link:  http://searchaws.techtarget.com/news/4500249787/AWS-cloud-cost-management-The-buck-stops-with-you?utm_medium=EM&asrc=EM_NLN_45439492&utm_campaign=20150720_NoSQL%20cloud%20database%20service%20targets%20developers_msargent&utm_source=NLN&track=NL-1839&src=901868