When we decided to install one in our office, we had a lot of questions too. The key is to find a reliable supplier that offers good support and refill services vending machine for sale options vary widely, so take time to evaluate capacity, payment systems, and what kinds of products you'd want stocked. We opted for a model with both drinks and healthier snack options, and it’s been a great hit so far. Also, think about how often you want it refilled—some providers handle that for you. From our experience, it not only saved time but became a nice perk for staff morale.