You can question it by calling +90312 302 17 00 or sending e-mail to firstname.lastname@example.org with the tracking number which is given when you applied.
Revenue Administration acts here as forwarder. There is no amount or data-based checking on e-Invoices which are sent through Revenue Administration system. Revenue Administration keeps very limited information to provide parties if the opponent claims that he/she did not received e-Invoice.
Login and approval authorization is defined for only one user in Revenue Administration portal. If you want to define progressive authorization for more than one person, you need to use integration system. Also you need to question if special integrators will meet your various authorization request or not. Progressive approval mechanism is already available and ready to use in eFinans.