1. DS-230 (Application For Immigrant Visa And Alien Registration)
http://foia.state.gov/FORMS/visa/ds0230.pdf
2. I-864 (Affidavit of Support)
http://www.uscis.gov/portal/site/uscis/
3. I-864A (Contract Between Sponsor and Household Member)
4. I-864EZ (Affidavit of Support)
6. I-134 (Affidavit of Support)