Types of Invoices are:
Standard
Credit Memo
Debit Memo
Expenses Report
Prepayment
Mixed
AWT(Automatic Withholdingt Tax Invoice)
Interest Invoice
PO Default
Quick Match

Recurring Invoice

Arrairs Invoice

Advance Invoice

Accounts Payable Invoice Types are:

1) Invoices
2) Credit Memos
3) Invoices to Match purchase orders and/or receipts
4) Invoices for prepayments or advances
5) Invoices for employee expense reports
6) Recurring Invoices
7) Imported Invoices from another system