After understanding the basic knowledge, you should know that this is a practice-oriented major. No matter how much you know about the theory, you must put it into practice in the end. So you should contact and practice more practical projects, and you will have experience after a long time.
In addition, security has a strong personality in planning, design, installation, maintenance and debugging, and each security monitoring project has its particularity. We can't completely copy the past experience, we should adjust measures to local conditions according to the actual situation. For example, the layout of surveillance cameras should be properly adjusted according to the characteristics and requirements of the building. It is very important to conduct on-the-spot investigation and communicate with Party A. Moreover, it is necessary to summarize the security monitoring projects that have been done and find out some commonalities to avoid detours in future projects.
Finally, the security monitoring market is huge and the competition is fierce. Adhere to the standardized process and gradually accumulate your own experience and reputation in the industry, and you will do better and better.