The on-demand economy
A platform connecting street vendors to nearby customers, with live location on a map.

Consumers are increasingly expecting an on-demand experience for every product and service they engage with. Amazon has set the tone for two-day deliveries and is working on reducing turnaround time from days to hours. To deliver products and services within hours of a request, companies will begin to manage mobile distribution centers and mobile service providers.
Toyota's vision
Toyota is already anticipating mobile distribution centers and mobile service providers. The video below shares the full vision of a Mobile Electronic Marketplace.
Where it goes
As several companies work on autonomous vehicles, I see an opportunity to spring up a third-party service that can be deployed now and can integrate with future autonomous systems.
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