The essence of any writing is heightened with the error free content. Grammar or punctuation errors can disrupt the flow of language and can even spoil the beauty of ideas or thoughts expressed in the content.

There are at least twenty topics under grammar that need to be taken care of, for an error free writing. Grammar and mechanics may be secondary, yet they are important. Subject verb agreement, pronoun antecedent, prepositions, articles, modifiers, parallel structure, fragments, and run on sentences are the important areas to be taken care of while writing.

Apart from grammar, a writer needs to take care of punctuation also. Improperly placed punctuation marks can spoil the beauty of a sentence. It can disrupt the flow of a well written content also.

Writing conventions:

1) Nouns
2) Pronouns
3) Articles
4) Verbs
5) Adverbs
6) Adjectives
7) Prepositions
8) Conjunctions
9) Subject verb Agreement
10) Pronoun antecedent
11) Usage of verbs
12) Usage of pronouns
13) Verb tense consistency
14) Parallelism
15) Sentence Fragments
16) Run on sentences
17) Modifiers
18) Common usage errors
19) Common spelling errors
20) Comma splices
21) Commonly misspelled/confused word pairs
22) Punctuation

Punctuation:

1. Period
2. Commas
3. Semicolons
4. Colons
5. Apostrophes