numbers serve as a powerful and objective tool to back the author’s argument. When casting too much superficial evidence makes the article monotonous and plain, solid numbers become more convincing and likely to be accepted.

personal anecdote is a convincing tool to enhance the credibility of the article. By stating his personal experience, the author manages to quickly appeal to readers’ attention, which is also helpful to lay a foundation for the following article .

Fact & Research result

Facts and research results are very useful to improve the objectivity of the article. These facts and research results are usually cited from institutes of authority s and influence. With the utilization of this method, readers’ are more likely to understand the author’s intention and therefore side with him .

Statistics

Numbers serve as a powerful and objective tool to back the author’s argument. When casting too much superficial evidence makes the article monotonous and plain, solid numbers become more persuading and likely to be accepted.

Quotation

Repeated statement of the argument may hurt the article’s credibility and effect, therefore citing the exact words from experts or authorities is a convenient but highly effective way to back the author’s claim.