Yes you need to show offer
you always need to send a letter from your employer saying they will sponsor you to change from your J-1 to H1. To embassy it's not important why you don't want to stay as J-1, but WHERE you will go after waiver.
you always need to send a letter from your employer saying they will sponsor you to change from your J-1 to H1. To embassy it's not important why you don't want to stay as J-1, but WHERE you will go after waiver.