What are the documents I need to submit with my application to extend B2 status?

What are the documents I need to submit with my application to extend B2 status?

In order to extend B2 status you will need at least, a copy of your passport,  a copy of your return flight ticket and a recent bank statement or other documents you may have, to demonstrate your ability to support yourself during the stay and your intention to depart the US.

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