manupulation with broker

 
im following one signal provides trade, cz ive paln to purchase his signal, but i saw some trade mainly in gold, if the trade goes for -ve side and going more, suddenly in next day or next week that become positive by changing the direction from buy to sell or vise versa. please check the screen shoots of that guy i will provide in future if i found same thing again cz i saw this more that 5-6 times.
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i want to how to complain against that signal provider, cz ppl who will buy his signal will loss their money.
 
very interessant
 
biouscope:
i want to how to complain against that signal provider, cz ppl who will buy his signal will loss their money.
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