Of course, you should focus on a certain place, because your topic is there. If you take a place as an example as a subtitle, then the introduction of this place should appear from the beginning to the end of the second chapter. If it doesn't appear in your title, it will only appear in key chapters.

Some authors pursue the complexity of concepts, theories and formulas too much when writing their papers, thinking that this will better show their level, but they don't know that this will only make readers confused and unable to read.

Papers need to elaborate their own arguments, but not the more arguments, the better. Every paper has a main argument and a secondary argument. No matter how the sub-argument changes, it must revolve around the main argument.