Gmail is a free, advertising-supported email service offered as part of Google's G Suite, with 15GB of storage, color-coded inbox filters and unsend button.
Salesforce.com, Inc. is an American cloud computing company headquartered in San Francisco, California. Though its revenue comes from a customer relationship management (CRM) product, Salesforce also sells commercial applications of social networking through acquisition and internal development.
Salesforce Service Cloud is a comprehensive service management platform that enables organisations to work with customers and channel partners to provide excellent service efficiently.