Using and Linking to Application Functions (PA-PA) 
Features
The ESS - Follow-Up Activities for a New Hire process can be regarded as an example of how workflow technology reflects and facilitates core HR procedures.
It includes employee events that represent important core procedures, such as when an employee is hired, or leaves the company, or is reassigned within an organization.
It also includes the most important infotypes as business objects. As a result, all tasks concerned with the maintenance of employee data can be used within such workflows.
By integrating steps that are processed in the web inbox, workflow options are considerably enhanced. These processes can include not only the personnel administrators, but also all of the employees who have an ESS user.
Activities
The Hiring personnel action (events: Employee.hired, Employee.rehired) triggers workflow automatically.
A work item is sent to the inbox of the system administrator responsible for assigning ESS users. It requests that the new employee be assigned an ESS user. By executing the work item, the system administrator accesses the dialog used to create ESS users. The work item is removed from the inbox once the ESS user has been created, and processing of the work item has been confirmed.
The new hire logs onto ESS with his or her new user. The employee finds a work item in his or her web inbox. It requests that the employee supplements his or her HR data in the
New Hire Data in the Internet service. Once the data has been entered, the employee returns to the web inbox and confirms that he or she has supplemented the hire data.The personnel administrator responsible then receives a work item in his or her inbox. It requests him or her to check the data that has been entered. The personnel administrator now has two options: