(Signature of Deponent). Vendor must complete, sign, and notarize the "Affidavit of Fraudulent Activity" form on the following page.There are 3 forgery crimes in New York. Photocopy of Check, or Forgery Affidavit. After the Affidavit of Service is done, it must be filed with the Court. This affidavit is made voluntarily for the purpose of establishing the fact that my signature is a forgery. 7. Do you know who forged your signatures? Report all forgeries to Cash Management ASAP at (907) 474-6497. Endorsement statute of limitations = 3 years; signatures = 60 days upon receipt of statement.