To add working hours to client/partner/, who is worked on a project/projects, you can do the following :

• Choose Employees from the main menu. In the submenu "Wages/Time sheet" you will see that you cann working hours for all your employees.
• Enter the number of hours employee has worked on a project

• Choose the project employee has worked

• After you did this, click on "Add"
• You will open a new window where you will see the added hours for the employee