Based on digital PCS technology, this idea comprises of X number of people with mobile Palm VII like devices communicating and supporting X number of John Does. Although this sounds kind of expensive at first, consider that (1) you can negotiate to only pay people when they're actually being useful. (2) you don't have to lease or rent a physical structure. (3) the people whom you employ may do other things. (4) it gives a bunch of people an excuse to own cool toys like Palm-size PCs and cell phones.