CSO’s Guide To Practical PCI Compliance can help reduce the overall costs and resources required to successfully negotiate a compliant PCI audit. In today’s turbulent economic environment, every organization is doing its best to limit losses and manage costs. All entities that process credit card transactions must be compliant with the PCI DSS (currently in version 1.2). How that compliance is measured is called validation. Validation requirements vary depending upon the number of transactions being processed, whether or not a business owner electronically stores credit card information on their premises.”]
Source: https://www.csoonline.com/article/2123913/lightening-the-pci-load–solutions-to-reduce-pci-scope.html