Presumably, the Knicks gave Sasha Vujacic guaranteed money because they think he can help them play basketball games. That remains to be seen, but this is valuable, too. Via Berman:
Vujacic, the former Lakers shooting guard from Slovenia who signed as a free agent, is helping Porzingis make the NBA transition. Vujacic played the past four seasons in Europe, and last season spent time in the Spanish League, where Porzingis played for Seville.
When first asked about Vujacic serving as a mentor to Porzingis, Fisher quipped of his former teammate: "That's scary.