Keystone is the option that provides a flexible payment option for on-premises and hybrid cloud NetApp solutions.Keystone is a portfolio of payment solutions and storage-as-a-service offerings for hybrid cloud environments that deliver greater agility, financial flexibility, and reduced financial risk1.Keystone offers various payment options, including creative financing, leasing, and fixed or variable solutions to fit your cash flow12.Keystone also offers cloud storage services that enable you to pay as you grow, pay per use, or pay for a single subscription for on-premises and cloud services12.Reference=1:NetApp Keystone - Flexible Payment Solutions & Storage-as-a-service Offerings | NetApp,2:NetApp Keystone frequently asked questions (FAQs).