Organization-wide Sharing Defaults (OWD)
Organization-wide sharing settings are used to define the default sharing settings for an organization. For most objects, organization-wide sharing settings can be set to Private, Public Read Only, or Public Read/Write.
Organization-wide sharing default settings, often referred to in Salesforce CRM as OWDs, specify the default level of access to records and can be set separately for most of the objects in Salesforce such as accounts, contacts, activities, and so on.
As shown in the preceding diagram, along with the user's profile, the OWD defines the baseline level of access to data records that users do not own. The diagram represents the visibility or data access which is increasing as the other features ...