PERFECT VOICE OFFICE

TELEPHONE SYSTEMS COMPRISED OF TELEPHONE CALL CONTROLLERS, TELEPHONE MESSAGING CONTROLLERS, COMPUTER HARDWARE USED TO PROVIDE AN AUTO-ATTENDANT FUNCTION, AND COMPUTER SOFTWARE FOR USE IN MANAGING TELEPHONE SYSTEMS INCLUDING INCOMING AND OUTGOING CALLS AND MESSAGES; CALL SCREENING; CALL PAYING; CALL QUEING; CALL FORWARDING; CALL BLOCKING; TEXT MESSAGES; CALLER ID; LOCAL AREA PAGING; MESSAGE INTERCHANGE INTEGRATION; AND CALL ACCOUNTING