Can Non-US Citizens Apply for the Graduate Program? 

Yes. Non-U.S. citizens are able to apply to the graduate program. Please follow the general application instructions to do so. 

If I am facing financial hardhips and unable to pay the application fee, is there a waiver I can apply for? 

Yes. There is a process for applying for an application waiver. The following website explains eligibility and has the link to process a waiver request: 
https://www.asgraduate.pitt.edu/admissions/application-fee-waivers

Once Admitted, How do I Receive My I-20/DS-2019?

Please review the following OIS website for information on that process: https://www.ois.pitt.edu/new-student-information

Where Can I Find Resources for Incoming International Students? 

Please visit the following OIS website for resources: https://www.ois.pitt.edu/new-student-resources