The entire point is that she was allowed to make what is normally a $12000 investment for only $1000, and the ROI she was getting even with the supposed leveraging is highly improbable.
Sure, some money was likely from futures, but if she could turn 1k into 60k in a year, why would she stop trading?
Well, ruling out the indeterminate possibility of insider trading, trading is still based on speculation. On Wall Street, it is 100% normal for experienced traders and brokers to share speculative advice as to where investments should be made and for how long. For instance, you could invest in Apple for a few days as it releases a new product, ride the profit wave, and ditch before alleged defective product reports flood the media, driving confidence in Apple's shares down.
Perfectly normal.
Mexico sends over criminals they don't feel like dealing with because their prison systems costs too much money.
[citation needed]