adult
assistance
assistant
buy
card
cashier
cell
cellphone
checkout
chip
clerk
communication
consumer
consumerism
contactless
counter
credit
customer
department
female
field
girl
grocery
lifestyle
male
mid
mobile
money
near
nfc
occupation
pay
payment
people
person
phone
retail
rfid
scan
shop
smartphone
store
system
technology
terminal
transaction
wallet
wireless
woman
women