but i feel real comfortable. i feel real comfortable. reporter: are you seeing signs it s making a real difference? yes, people feel more comfortable approaching us. they feel more comfortable giving us information, because they know we re going to do the right things with it. anybody want to sing with us? reporter: the hope is what s working on this corner could work on more streets, even in more cities. this seems so simple. yes, it sounds simple, but you have to start simple to get the attention of the folks, because this is something that s never been done. and i guarantee you, once it get out there, they ll be doing it in north philly, germantown, up frankfort, and all the other areas, because this is a model. this is a new model and a new approach. reporter: officer bachman and officer harris say it s just their way of breaking barriers. all we need is a conversation. a conversation can change a lot. reporter: and this is the language everyone here seems to spea