Marketing executives generously throw around insider terms like "target audience" and "demographic." Their livelihood thrives upon narrowcasting with strict tunnel vision. In contrast, Alisa Turner is a talented singer/songwriter, who is by no means a market-minded artist. "I really just want to sing for everybody!" she exclaims. "In don't care if I'm in a church or I'm in a bar or I'm in a Wal-Mart parking lot. I've played a polka festival, and it was definitely the oddest experience."