This is the most suitable option for entries of non federate athlets or visitors that use the system with low regularity. In this case no login or registration in the system is required.
This option is for users already registred in the system with username and ability to login. In order to submit entries of federate athlets is required an authenticated user, i.e. it's required to login into the system.
This option is required for federates without username or for non federates that use the system regularly. The user information is stored in the system in order to avoid entering the data every time the user needs to register in an event.