"They've got big signs up that says 'paid volunteer survey' and if they want to participate they pull over there and they ask them questions and if they are willing to give them a mouth swab they give them $10 and if they are willing to give them a blood sample they give them $50. And if they don't do anything they drive off," Turrentine explained

Roadblock doesn't work that way. But it helps with the Daily Caller's Government is Taking Your DNA at Gunpoint meme.