Quick start guide for solution providers

This quide assumes that you are looking for a task to solve. You are led through the process of searching for open tasks, checking out tasks, possibly receiving payment, rating trade partners, and more. The instructions are according to the specification of the URN X-trade, version a.0.1.

The examples are associated with the following sample process:

1. Alice specifies a task for whose accomplishment she's willing to pay for.
2. Lisa adds additional financial support.
3. Bob starts working on a solution.
4. Bob submits the finished solution.
5. Alice and Lisa pay Bob.
6. Alice rates Bob, Lisa rates Bob, and Bob rates Alice and Lisa.