Even at $1.50 per coffee I'm struggling to see how this will be sustainable. I would guesstimate you're looking at 20 minutes of labour at the very least for e

Even at $1.50 per coffee I'm struggling to see how this will be sustainable. I would guesstimate you're looking at 20 minutes of labour at the very least for each coffee. That includes getting to and from Starbucks, ordering, having the coffee made, and completing the transaction by delivering it to the customer. Each person involved might earn $4.50/hour before costs...