... or ...
Let the ferals shop 'til they drop, eat the difference, and end the day with an intact store and healthy workers.
Your pick.
No no.
Pay for cameras and armed security. If anyone acts up and refuses to leave, or comes back in after being bounced out, you can cuff them and legally detain them. Don’t enable the behavior. The animals will respect you and behave next time. The wilder ones will go someplace else.
That’s how the night clubs do it.
You come in saying your family is hungry but the ebt not be working? If I was the manager I would have made rice, pasta, beans and potatoes available. There, that should keep you fed till the cards come back on line.