One of the more frustrating things about using business applications is they invariably impose some form of workflow that is baked into software. Vendors have long argued that these workflows are essentially amalgamations of best practices that the vendor has painstakingly aggregated while researching and developing the application.
The Streak API integrates its client relationship management (CRM) platform into other applications like MailChimps and Wufoo. The API's webpage reveals that it requires an API key and uses HTTP Basic Auth. The request format supports Create, retrieve, update, and delete (CRUD) with response in JSON. The purpose of the API is to manage CRM relationships through your application.