approval workflow4 perfex2 perfex crm2 accounting software1 ai powered software1 approval rules1 attendance1 audit trail1 billing system1 business broker1 compliance1 contract approval1 customer management1 dashboard1 employee tracking1 expense approval1 expense management1 expense tracking1 financial governance1 financial reports1 flutter template1 internal controls1 inventory management1 invoice approval1 invoice management1 lease tracking1 manager review1 multi entity approval1 payroll1 perfex module1