bar

barcode

binary

black

business

buy

buying

checkout

close

code

commerce

consumption

contemporary

cost

data

digit

economy

identification

information

inventory

label

laser

line

looping

merchandise

number

optical

package

point

price

product

professional

purchase

reader

real

red

retail

sale

scan

scanner

scanning

seamless

sell

selling

shop

sign

sku

symbol

technology

time

transaction

upc

verify

view

white