For every SaaS and eCommerce business that provides card payment options to its customers, the measures taken for the protection of their sensitive card information are of paramount importance. A security breach is every firm's worst nightmare; it could lead to a deep dent in a company's reputation, in addition to the monetary depletion.
To let your customers know that your data security is infallible, and to validate that claim, a PCI DSS Compliance would serve as the ultimate credential.