Here are the possible solutions for they're often made for shopping clue
Answer
Clue
Relevancy
lists
Clue
They're often made for shopping
People often write them before grocery shopping
Definition
LIST, to write down in a particular order
bigboxstore
Clue
Suburban shopping site, often
mallrat
Clue
Teen at a shopping center, often
tot
Clue
Shopping cart rider, often
barcodes
Clue
They're read while shopping
Definition
BARCODE, an arrangement, readable by computer, of thick and thin parallel lines, e.g. printed on, and giving coded details of, goods at a point of sale, library books, etc.