adults
afternoon
bar
bill
bistro
card
card machine
caucasian
cellphone
check
copy space
credit
customers
day
debit
diverse
electronic
establishment
friends
fun
group
hanging out
happy
men
multiethnic
nfc
patrons
paying
payment
people
point of sale
pos
pub
server
service
service industry
sitting
smartphone
smiling
swiping
table
technology
terminal
trendy
waitress
weekend
white
wireless
women
young