While there are plenty of places where commas should be used and a few places where commas are optional, there are some places where commas should never be used: between the main focus of a sentence and the action it is performing: in technical terms, between the subject and verb between the action being performed
Whoever thought punctuation wasn’t important? One little, seemingly insignificant comma cost a Canadian company more than $2 million. Consider the next two sentences and consider what the difference in meaning is. The question is: how long does the agreement have to last until it is terminated? [The agreement] shall continue in force for a period
Using commas for parenthesis – or using parenthetical commas – is one of the most common uses for commas. Commas used in this way mark the start and end of a group of words that could be dropped out of a sentence without changing the basic meaning of the sentence. Commas are not the only