No original signature on the voucher cover or invoice. Remit address on invoice does not match remit in New World. Billing period per invoice is 07/01/2021-06/30/2022; however, encumbrance G/L date is 01/03/2022. In additon, assignments listed for payment include dates from June 2021. Signature on court order does not appear to signed by authorized party but rather a designee.