The document discusses four approaches to structuring Angular applications within Visualforce pages in Salesforce: 1) Using multiple static resources and Visualforce pages, which allows for rapid prototyping but can be slow and scattered. 2) MavensMate resource bundles, which group files but saves can be slow and conflicts can occur. 3) Aside.io zipped static resources, similar to MavensMate but browser-based and very fast saves. 4) Welkin Suite for Windows users, similar to MavensMate and provides a Visual Studio-like experience. The document provides examples and reviews the pros and cons of each approach.