Polygon prices are going down along with a downward trend that has formed since August 29. Prices a nearing the resistance of the trend and are likely to hit it at 0.5325-0.5415. Thus, it would be interesting to consider sell opportunities from this area with a target at 0.4910, the low of September 11. The stop-loss could be set at 0.5595, the high of September 7.