'''Comments'''<br />
* If user (soon-to-be professor) does not exist in our database, system should prompt actor to add user, which is in the "Manage Users" Use Case -Bo Li
* No LDAP search for this Use Case -Bo Li
'''Scenario 2:''' Edit professor's subject
'''Postconditions:''' Manage professors page.
'''Comments'''<br />
* No LDAP search for this Use Case -Bo Li