To properly report your business expenses, gains, and losses as a trader it’s highly recommended you use a CD or downloadable version of TurboTax because some entries will need to be entered directly in Forms Mode.
If you have made the proper Mark-to-Market or Section 475(f) election with the IRS, then they may use Form 4797 to report the sales of their securities without the loss limitations and wash sale rules.
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How to report trading
