Entry:Buy long XBTU15(BitMEX weekly BTC/USD futures contract) while OKCoin.com spot is at 238-239 USD with a spot stop limit of 235 USD.Exit:Close XBTU15 long position at 255-260 USD.Consider reducing the position by 40%-60% by taking profit at 250 USD.Video Analysis:https://youtu.be/fJESgDa4-N8