In contrast, content sites commonly charge a fixed price per click rather than use a bidding system. PPC display advertisements, also known as banner ads, are shown on web sites with related content that have agreed to show ads and are typically not pay-per-click advertising.
A service-level agreement (SLA) is a contract between a service provider and its internal or external customers that documents what services the provider will furnish.
, Passionate for Technology. 1  An SLA a.k.a. Service-Level Agreement is defined as a contract between customer and the service provider that outlines all the performance standards and the criteria that the service provider is obligated to fulfill.