Martha established that the relay tower belonged to a bank: it was an electronic-funds-transfer cell. The fact that the cell was out in the middle of nowhere suggested that the funds under transference were not entirely of a state-sanctioned variety. She then began the tedious but largely automated process of figuring out how to use it for free. Almost all networks had some diplomatic recognition of other networks, especially the public-service kinds. If you brought up the proper sequence of requests, in the proper shelter of network identity, you could win a smaller or greater degree of free access.