You can't "grow" a fluent API; you need to understand how developers will need (and expect) to use your API. Here's a case study of what the design process for a fluent API looks like. In my previous ...

Fluent NHibernate provides a Fluent API also enables you to use LINQ to query data on top of the NHibernate engine ORMs (object relational mappers) simplify data access in your application by allowing ...