let’s say your shop is open 16 hours a day, 7 days a week. 1670.5 = $56. let’s say you’re getting robbed once a week, which may be realistic in certain places,

let’s say your shop is open 16 hours a day, 7 days a week. 1670.5 = $56. let’s say you’re getting robbed once a week, which may be realistic in certain places, and each time they take $150 worth of cash and products. if the service can prevent one of those, it’s worth it. a more realistic calculation is whether you’re making enough profit per hour to afford the 50c extra