If you are a first time user of the Contracts Language API and planning to write new products with it, you can skip this section - however, before before writing new products, read Smart Contracts overview, Supervisor Contracts Overview, Contracts Modules overview, General concepts sections, and the Development and testing section. If you already have products written in Contracts Language API version 3, as well as accounts and plans based on such products, this section explains how to translate and convert these on to the new major API version. Converting the existing products, accounts and plans consists of these high level steps:

Translating the Contract

Testing and deployment

Converting accounts and plans