Here is a great read from New York Times. This is an article that provides some awesome writing rules . The article is a bit long but definitely worth reading.
Here is the list of the rules they included , please refer to the original article for more illustration on each rule.
Rule 1- Listen to the Voice Inside your Head
Rule 2- Learn from the Masters
Rule 3- Read Like Writers
Rule 4-Review the Rules
Rule 5-Study Sentence
Rule 6- Write with non Zombie Nouns ans Verbs
Rule 7- Punctuate that Thougt
Rule 8- Nobody’s Perfect
Rule 9- Fail