end-to-end principle

    “the end-to-end principle: the idea that networks should be designed so that willing speakers' messages would be delivered to willing listeners' end-points as quickly and reliably as they could be. That is, irrespective of whether a network operator could make money by sending you the data it wanted to receive, its duty would be to provide you with the data you wanted to see.”

    asking for clarification

    “Based on our conversation about A, it sounds like B is the case. Is that correct?”

    joshkaufman.net, How to Ask Useful Questions