Crossword puzzle clue "sign on some items"

Sign on some items

"10 items or ___" (checkout counter sign)

"10 Items ___" (checkout sign that drives grammarphiles nuts)

Good sign or bad sign

Warning sign at a train station's food court? (NOTE: The original sign, without my additions, actually exists. It's in Grand Central Terminal in NYC, on the lower level — the food court level. The sig

Sign of danger — sign of socialism

Pre-sign sign

Some classified items