Finally P|A + I|N|AX|L|I F|IH|N|AX|L|IH P|IH|N|AX|L|IH the D|AX invoice I|N|V|AO + I|S IH|N|B|AO + I|S I|N|B|AO + I|S IH|N|V|U I|S I|N|V|U I|S IH|N|B|U I|S I|N|B|U I|S IH|N|V|AO + I|SH I|N|V|AO + I|SH IH|N|B|AO + I|SH I|N|B|AO + I|SH IH|N|V|U I|SH I|N|V|U I|SH IH|N|B|U I|SH I|N|B|U I|SH must M|O|S|T M|AH|SH|T M|O|SH|T be B|IH sent SH|EH|N|T S|I|N|T SH|I|N|T to T|O the D|AX customer K|O|S|T|AX|M|ER K|AH|SH|T|AX|M|ER K|O|SH|T|AX|M|ER K|AH|S|T|AX|M|I R K|O|S|T|AX|M|I R K|AH|SH|T|AX|M|I R K|O|SH|T|AX|M|I R promptly P|R|U|M|P|T|L|I P|R|AA|M|P|T|L|IH P|R|U|M|P|T|L|IH in I|N order U|R|D|ER AO|R|JH|ER U|R|JH|ER AO|R|D|I R U|R|D|I R AO|R|JH|I R U|R|JH|I R to T|O encourage I|N|K|ER|I|JH EH|N|K|I R|IH|JH I|N|K|I R|I|JH timely T|IH|M|L|IH payment P|A|M|AX|N|T