EAD and AP renewal in local office

[wbxls]

My I-485 case was transfered to Phily local office. My lawyer told me that if i want to renew my EAD and AP by myself in local office, i must go there in person. I can not mail my application. Is that true?

 

[jaxen]

http://www.immigration.gov/graphics/fieldoffices/philadelphia/aboutus.htm#anchor155614