Use this form to show they have adequate means of financial support and are not likely to rely on the US government for financial support. Completing and signing Form I-864 makes you the sponsor.Form I134 is used to document the personal finances of a sponsor who lives in the United States. The I134 is not needed as supporting evidence and is not even listed as a requirement from the official . We will collect information about your case and offer an opinion about whether you may have enforceable rights under the USCIS Form I-864, Affidavit of Support. The Affidavit of Support (USCIS form I-864) is your validation that you have enough income to provide support for the person you are sponsoring in Greensboro. The "Affidavit of Support" is a signed document to accept financial responsibility for a family member who is seeking a green card. Place a copy of the letter or Derivative T Visa in the file. 6. A Form I134 affidavit of support serves as a visa applicant's evidence of sponsorship, or evidence that the applicant has financial support. Schengen (Short stay) Visa Application Form (up to 90 days).