1. Define your niche: Decide on the specific area of technical expertise that you want to focus on. For example, it could be software development, network administration, cybersecurity, etc.
If you're interested in learning about CCTV (Closed Circuit Television) systems and related technologies, there are many resources available online.
Here are a few topics that you might find useful:
1. Basics of CCTV: Learn about the fundamental concepts and components of CCTV systems, including cameras, recorders, cables, and monitoring stations.
2. Types of CCTV cameras: Explore the different types of CCTV cameras available, such as dome cameras, bullet cameras, and PTZ (pan-tilt-zoom) cameras, and their respective applications.