Although the angle of observation and the way of description can be different, each article must have a relevant material and a central clue running through the whole article, otherwise the article will be loose.

Third, people should be consistent. Whether you use the first person "I" or the third person "He", you should be consistent throughout.

Fourth, be organized. The most important thing in a good paper is order. Messy articles, even if full of words and witty remarks, are not favored.