关于填Permanent Home Address

“International applicants must enter a home address from your country of residency. I-20's cannot be issued with a P.O. Box, school or business address, it must be a residence address.”
请问大家填这项时是不是都填家庭住址啊，填学校实验室的地址真的不行吗？家在外地的感觉比较麻烦呀~~