- The single-page apps (SPAs) series will cover an introduction to SPAs, comparing them with traditional multi-page applications and exploring the technologies used to build them. - It includes a step-by-step guide to creating a simple SPA using React, covering components, state management, and routing. - The series also delves into the implementation of Redux for state management, strategies for optimizing performance, and security considerations for SPAs. - Readers will gain a comprehensive understanding of SPAs and learn practical techniques for building, optimizing, and securing them.