chip, token (e.g. used in gambling, games and for payphones); index card; leaflet, sheet, factsheet (sheet of paper containing information); headshot; voucher
to clock in (US), clock on (UK), to punch in (US); (leaving) to clock out (US), clock off (UK), to punch out (US) (to enter or leave a workplace by punching a time card); to record, file, index (make a record of information); to book, to put on file (arrested), in the crosshairs; to have your eye on; to sign, to sign up