 And on How I Built This, entrepreneurs call in for business advice from host Guy Raz and the co-founder of Sunbum, Tom Rinks. That's on the next How I Built This and Planet Money from NPR. Today at noon on KNPR and KNPR.org, Nevada Public Radio is 88.9 KNPR Las Vegas, 91.7 KLNR Panaca and KTPH Tonopah.