Website Access Permissions is a permission set, associated with a web role, that permits front-side editing of the various content managed elements within the portal other than just web pages. The permission settings determine which components can be managed in the portal.

Name Description
Manage Content Snippets Allows the editing of Snippet controls.
Manage Site Markers Allows the editing of hyperlinks that use Site Markers
Manage Web Link Sets Allows the editing of web link sets, including adding an removing web links from a web link set.
Preview Unpublished Entities Allows the viewing of portal-exposed entities that have a publishing state of Draft.

To add website access permission to a web role, just create a new Website Access entity, give it the permission set you want, name it, associate with the website in question, save, and then associate it with the web role(s) you desire.