Critical Essay Defined:

Critical essay is written to reflect your opinion over the critical aspects of a particular topic. Your critical point of view could be both in favor and against the topic. In either case, your arguments should be strong enough to convince the reader about your ideas. Before coming out with a well argumentative critical essay, it is necessary that you should know all the facts that relate to your topic in some or the other way. You can refer to some journals, books and interviews from the experts to add to your knowledge.
The word “critical” itself speaks for your attitude and motivates the reader to read your ideas. Writing a critical essay is the proof of your unparallel research in the concerned topic and for this reason, it is better known as “detached evaluation”. It indicates your ability to judge the logic behind the topic in the wake of accomplished data and also exhibits your capability to support or defy it accordingly.
It is advisable to follow some important points while you plan to write a critical essay. We have given here some of those noticeable tips for your reference.
• A critical essay aims mainly in spotting out the loopholes and the best aspects of a particular written work, respectively. If you plan to write any critical essay, make sure to support your arguments with authentic and reliable information gathered from genuine sources.
• While writing a critical essay, it is not advisable to comment on any individual. You need to put forth your fact based opinions to accept or reject a claim. Try to be restrained from targeting individuals. Concentrate only on the literary work to be criticized.
• You have nothing to do with your belief about any written literary work. Whatever you want to write in your critical essay, make sure it is the outcome of facts and not the result of some personal feeling.   
• It is not customary to express your views in a hostile tone while writing a critical essay. If you put your point in far lighter way and give a humorous touch to your ideas, it is highly appreciable. At the same time, such a thoughtful step reflects your criticizing and writing skills.
• While writing your critical essay, it is important that you stick with the central idea of your topic. Each of your views should be expressed taken in mind the central theme. Try to avoid any type of criticism beyond the permissible level. Using admirable language instead of slang one increases the readability of your essay
• All the words, sentences and paragraphs in your critical essay should be in sync with each other. Each part of your critical essay paper should be written in a manner that establishes its connection with the preceding and succeeding parts. 
• Your critical essay should be well composed and free of grammatical, spelling and logical errors. Also try to avoid too much decorative language and write only simple and clear words that instantly specify your criticizing intentions.
• If you want to use excerpts of some other literary work to quote any part of your critical essay, it is a great idea. But be aware that your quote should be in a suitable format (e.g. MLA format). Further each of the quotes used in your critical essay should include proper citations in the endnotes or footnotes.