This is not a package/parcel service. Carries will be packing the items themselves in their own luggage. Carrier and requester are responsible for reporting goods in customs. The service will support this with communicate managed information about each location and the service will we ranking and testimonial based similar to AirBnB and Couchsurfing.
We will eventually be providing an API to allow for blogs, apps and curator services to make use of it as well.
For people thinking: commercialisation of drug mules, silk road, etc. In stead of thinking that everyone are criminals, try think that they are not (because their aren't) and think about the benefits.