text:  Next. They approach two at a time. I'm here to check my mail. While inside, the mail room is a flurry of activity. Five volunteers check IDs. Their arms reach this way and that as they search through filing cabinets stacked along the back wall. The church has about 700 people actively getting mail here. Most are homeless or living from spot to spot, like King Lyle's. I don't have a permanent place right now. I can't hop right now.