everyday doing assignment..

this morning i went to mahkota medical center...located beside MP..actually i go there just to submit appoinment letter...as what staff from HR dept ask me to send them a copy of university letter yesterday...just for the approvement that we r students..But....when i arrived there,today,they do not allowed me to enter in their office..Huh!!!! i dont really2 expect this could be happen...just a waste of time go there...so, i make a call direct to HR dept..they just ask me to put the letter at the counter...huh!!! again!!! how can i sure this letter will be submitted to HR dept???