Setup is a noun and is one word.  They had a great setup at the conference. Set up is a verb and is two separate words.  We are going to set up for the conference.

Alright is never all right. Alright is not a word.  All right is two words.

Rein, as a noun, is a leather strap fastened to a bridle used to control a horse or other animal. Used as a verb, it means to guide or check the horse or animal; to[…]

Everyday is a single-word adjective that means daily. Every day is two words and an expression of time, indicating regular, or daily, action. It is a noun (day) modified by an adjective (every). A couple[…]

Who’s is a contraction for who is or who has. Whose is a possessive form of who that’s used as an adjective. Examples:Who’s (who is) going to the concert?Who’s (who has) been to this venue[…]

It’s – a contraction for it is or it hasIts – the possessive form of it A foolproof way to determine which to use is to attempt to break the word down from the contraction[…]

Words that are made plural by a variation in spelling rather than by adding an -es or -s, e.g., women, men, children, people, should be treated as singular words when making them possessive. For example:[…]

An article is an adjective that modifies a noun. There are two articles in the English lexicon, the and a/an.

A prepositional phrase is a group of words that lacks either a verb or a subject, and that functions as a unified part of speech. It normally consists of a preposition and a noun or[…]

The goal is to make an easily readable document using commas, periods and question marks. Refrain from using ; ! ” ” (semi-colons, exclamation points and quotation marks) A colon is appropriate after a speaker’s[…]