By the time a stallion's fourth book opens, the team behind him is usually pulling out all their stops to fill those pages. But perhaps no marketing technique in their repertoire can have quite the same effect as just one big price tag when the stallion's first crop of juveniles go to market. At last week's OBS March Sale, three first-crop juvenile sires were represented by youngsters that surpassed the $500,000 mark in the sales ring, and representatives from each of their respective farms said the phone has been ringing...