We use a variety of punctuation marks, such as full stop/period, comma, question mark, brackets, etc. in our writing to separate sentences, phrases, etc., and to clarify their meaning. We need to familiarize ourselves with some basic rules in order to use these punctuation marks correctly.
The most common punctuation marks in English are: capital letters and full stops, question marks, commas, colons and semi-colons, exclamation marks and quotation marks.
In speaking, we use pauses and the pitch of the voice to make what we say clear. Punctuation plays a similar role in writing, making it easier to read.
Punctuation consists of both rules and conventions. There are rules of punctuation that have to be followed; but there are also punctuation conventions that give writers greater choice.
The detailed usage of each punctuation mark is given in the individual sections: