You should use a hyphen to represent years with more than two digits that end in a number other than zero, such as twenty-seven and one hundred and thirty-three. The hyphen is only used between the last two digits.
Yes, whenver using square-foot you should use a hyphen
You do not use a hyphen when writing square feet. Using a hyphen would make it one word which should not be the case.
Nah.
It should be hyphenated: non-weight bearing.
Yes it should be hyphenated: well-liked.
It should be hyphenated when it is being used as an adjective.
Yes, you should use a hyphen in "world-renowned." The hyphen connects the words "world" and "renowned" to indicate that they work together as a single adjective describing someone or something that is famous globally. This helps clarify the meaning and ensures proper readability.
Yes, unless you mean that the car salesman is a small person.
It should be hyphenated when it's an adjective.
Yes, if "easy-to-use" is describing something else. An example would be "Answers.com is an easy-to-use tool for gathering knowledge."
The dictionaries that list it use a hyphen.
When used as an adjective compound, "out of the box" should be hyphenated. Example, "The out-of-the-box themes are very easy to use."