Comprehensive guide to writing an invitation letter for your US visa application, with free samples and tips. You can't get an invitation to America.If you want to immigrate, you must follow all the legal steps to apply to become an American, and beg for a green card. There is no requirement for an invitation letter. If you want to send on send it to your parents who in turn may present it to the US consulate. Full Name and Contact Information – The letter should begin with the host's full name, address, and contact details. For new or existing residents of any community, it can be encouraging and interesting to receive an invitation to a church in the area. Permission to post po. I have a valid US visa but it's under my maiden name. Newspapers have addressed each specific topic set forth in the committee's invitation letter.