You should prepare a checklist before boarding the flight collecting all the information and necessary documents needed to be submitted to the university along with all the important utilities needed for your stay in a foreign place for entire period of the program. This is obtained from the seniors or students and friends who are already studying at the University. You can coordinate with International Graduate student's coordinator to notify your visa approval and possible date of travel. This will be helpful for you to reach out to people who assist you and provide temporary accommodation. Making a note of all the travel documents needed to be submitted to the university is also very critical aspect. Buying a flight ticket to the nearby airport which has international connection is another important step while preparing for immigration and customs. You have to provide necessary documents like I20 and place of stay when asked by customs personnel. You should provide exact dates of stay and mention the same as per the VISA stamping information.