Replieseviljedi (38)in trading • 7 years agoRE: GUIDE - Margin Trading on PoloniexI haven't tried these things on Polo. But I would think that placing buy order would just open long position and wouldn't close your short. And if there wouldn't be enough collateral left, you…tomaszs77 (45)in trading • 7 years agoRE: GUIDE - Margin Trading on PoloniexVery good question.