Employee: user Fill in the form manual Mark the bills manual Scan the bills (send the dossier) (receive request to edit) Edit the dossier (send the dossier) (receive reimbursement) ... (send the dossier) (receive rejection) Department Head: (receive the dossier) user Check the costs| user Check the description Request ok? No script Reject the request (send decision) ... user Check the costs|user Check the description Request ok? Yes script Accept the request (send decision) ... user Check the costs|user Check the description Request ok? Conditionally (send request to edit) Finance: (receive decision) user Check reimbursability Reimbursable? Yes Accept payment (send reimbursement) ... user Check reimbursability Reimbursable? No Reject payment (send rejection)