The first thing you need to do after receiving your NVC Welcome Letter is pay your processing fees. This is the second edition of Immigration and Public Benefit Eligibility: An Overview.This resource guide was originally published in 2008 to. (opens in a new tab). Immigrant Visa Process ; Step 1. Submit a Petition ; Step 2. Frequently Asked Questions for Filling Out Financial Aid Forms. Updated: June 23rd, 2022. If applicant has a valid U.S. visa on a previous passport, you MUST also submit that passport; DS-160 confirmation page.