“First off, thank you for saying that! This tells me you already see me as a valuable talent for your company. The bottom line is that you run this risk with anyone you hire, whether they are foreign or not. But if this is a major concern, I am willing to sign an employment contract with you. [If you are applying for a local company add:] Also, keep in mind that my roots in the United States are here. I don’t want to go anywhere else. [Finally, turn the tables on them:] Do I have room for growth here? … Then there is no reason to be concerned that I will leave.”