In the Integration-Services workbench, the upper part of the navigator pane lists the WorkFolders to which you have authorized access.
Parent WorkFolders are green and child WorkFolders are yellow.
When you work with objects in the Integration-Services workbench, you always work in the currently selected WorkFolder. Multiple users can access the same WorkFolder at the same time. However, only one user can work on a given object at a time.
You can only open objects in read only mode if:
For details, seeManaging locks on objects.