What's the use of APIs (Application Programming Interface )? Simply put, it allows one piece of software to make use of the functionality of, or data available to, another. It provides a consistent, programmatic method for accessing a resource; it is simply a structured way of exposing functionality. What exactly can it do and what are the advantages? APIs make it easy to efficiently share data and processes. As a business owner you can benefit from it whether it is improving your existing yo...