First back to school assignment: check those receipts

SAN DIEGO – So much to buy and so little time. Yes, it’s back-to-school time around San Diego County.

That means lots of shopping, from binders to backpacks, clothes, laptops, tablets and everything in between.

It also means the first homework assignment – remember to double-check all receipts to avoid getting overcharged by faulty cash-register price scanners.

It can happen. Every year inspectors from the County’s Department of Agriculture, Weights and Measures check thousands of local businesses to make sure all the devices that scan, weigh or measure the things people buy are charging peopl...