# Cost optimization

> Deliver business value at the lowest price point.

### Design principles

* Adopt a consumption mode (pay per use)
* Measure overall efficiency
* Adopt managed services and Stop spending on data center operations
* Analyze and attribute expenses. e.g: tags

### AWS Services

* Expenditure awareness: AWS budgets, Cost explorer, Cost and usage report
* Cost-effective resources: Spot vs Reserved vs Glacier
* Matching supply and demand: ASG
* Optimize over time: Trusted Advisor

![cost-optimization-pillar](https://dz2cdn1.dzone.com/storage/temp/11733955-volansys-cost-optimization.png)