Parmele said he hopes that he made enough of an impression with the coaches to demonstrate the seriousness of his candidacy to compete with Williams for the No. 2 spot behind starter Ray Rice."It's all about establishing a role," Parmele said in the locker room beneath Lincoln Financial Field in Philadelphia. "That's what these preseason games are for. I'm just establishing a role and developing a comfort to where the coaches can say, 'OK, this is what he's good at. So let's put him in.' That's my goal, to develop that role."