Prepare, process, and maintain all accounting files, which include: processing and tracking invoices, tracking prepayments monthly from multiple vendors, documenting corrections for any AP actions, maintaining updated vendor AP information, and processing requests for new AP vendors (add new vendors into JD Edwards, run OFAC check, submit new vendors to Hines for approval). Apply knowledge of the property layout (buildings, offices, entrances & exits, stairwells, elevators, mechanical areas, etc.), fire alarm and security systems, emergency, and security procedures/personnel, building rules and regulations, and general building information.