When many businesses open Crossword Clue

 The answer to the crossword clue "When many businesses open" is AT NINE.

This clue is a bit of a play on words, as it could also be interpreted as "when many businesses are at their busiest." However, the most likely answer is "at nine o'clock in the morning," as this is a common time for many businesses to open.

Here are some other clues that could be used for this answer:

9:00 AM

Business hours start

Doors open

Shops open

Offices open

I hope this helps!