Police officers must not merely respond to stressful situations, they must manage them and get everyone to function together to solve the situation. Officers are hoped for to set their particular emotions quietly so that your situation accessible may be dealt with effectively. Police officers want to know the best way to deescalate a predicament prior to matter gets out of hand plus they need to do so in ways that everyone involved in the particular situation agrees with. Examples of this may be a suicidal subject calls or calls relating to the mentally ill. Both situations are very hard for officers to manage specially those officers that are confronted with these calls absent any experience or learning the way to deal with them. These the situation is highly charges and volatile situations and proper communications is necessary for any successful resolution. Officers need to evaluate each situation and try and surrender the requirements the topic but as well still showing authority as well. In situations such as these just a couple of wrong works or actions could spell disaster for all those that are involved. The stability and mobility of style is an important category of research style problem. The stability of style, or relative stability, refers to the main style characteristics of a writer once formed, which often runs through many stages and many aspects of the writer's creation. The stability of style is mostly related to the writer's character, disposition, temperament and so on. In addition, national style and ethnic tradition, especially national character, ethnic form, and national language, are often restricted by these factors, and are also important aspects of forming style stability. The change of style mainly refers to the development of style. The maturing of the writer's style, tend to have a development process, even if has formed its own unique style, it is not rigid, but reflect the difference of the object, when writing a specific objective environment and the subjective state of mind, also will be change, show stage.