Navient Debt Collection Complaint

Navient Debt collection department,

Federal student loan Disclosure verification of debt Not given enough info to verify debt California

I was a student at - - during the summer of 2012, I completed the - program but was denied my diploma because I owed fees, I paid a total of $300.00 of fees in order to receive my diploma but still have n't received it. I was told until I pay off all the loans from private loaners such as - - - & Navient Department of Education Loan Servicing, in total the amount that will have to be paid is over - dollars. Since graduating - - I was unable to find a job so I decided to join the military to help pay off these loans. I have not received any letter stating why I 'm being charged This amount of money, even though I have n't found a job because I do not have any certificate stating that I have completed the courses that prove I am certified to work as a -.