- latest industry stats including average commission fee size http://coinatmradar.com/blog/bitcoin-atms-industry-overview-after-2-years-since-first-launch/
- expected volume from average location might help you estimate your revenue streams better http://coinatmradar.com/blog/bitcoin-atm-profitability-part-2-real-examples/
However, as you asked particularly about legal conditions to run a bitcoin ATM in US here are couple of intro articles from Aaron Williams, which might be helpful for you:
- bitcoin ATM regulation 101 http://blog.atlantabitcoin.com/us-bitcoin-atm-regulation-101/
- bitcoin ATM regulation 102 http://blog.atlantabitcoin.com/us-bitcoin-atm-regulation-102/
Great, thanks for posting that. Very helpful articles. I talked to a guy from my area and he said he stopped operating his ATM due to the uncertainty in regard to legality. I'll keep digging/probing