If you discover an error after filing your return, you may need to amend your return. The IRS may correct mathematical or clerical errors on a return and may accept returns without certain required forms or schedules. In these instances, there's no need to amend your return.
Using a Comma before And in a List. Writers frequently wonder whether a comma should go before the conjunction and in a list of three or more items. Despite the fact that not all style books agree on this issue, we recommend using a comma after the next-to-last item in a seriesâthe serial comma, as it is called.
(3) Use a comma after an interjection. An interjection is usually a short word inserted into a sentence to express an emotion or feeling. Read more about using a comma after an interjection. (4) Use a comma before a conjunction that joins two independent clauses. Words like and, or, and but are known as conjunctions. Read more about using a comma before a conjunction. Read about the Oxford Comma. (5) Use commas as parentheses to offset a parenthesis. Parentheses are punctuation marks (either commas, dashes or brackets) used in pairs to offset additional information in a sentence (known as a parenthesis).