Hi there,
No you don't need an EIN until you hire employees or register your business.
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However, you do need to report the money you make from selling DVDs & whatever else you made decide to sell. Although you may only be selling for a few hours a week, you are still considered to be Self Employed by the IRS.
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Being self-employed means that you not only have to pay income tax on any earnings, you also have to pay self-employment tax of 15.3%.
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You can read more here:
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