It should be men's.
The men's uniform.
"Men's" is the plural possive, as in the men's toilet (belong to men (plural).MOST nouns in English take apostrophe-s for singular possessive, s for plural, and s-apostrophe for plural possessive.Fred is a waiter. (singular)This is the waiter's jacket. (singular possessive)Fred and Sam are waiters. (plural)These are the waiters' jackets. (plural possessive)Because the plural of "man" is "men" without an s, the plural takes apostrophe-s.Fred is a man.This is the man's jacket.Fred and Sam are men.These are the men's jackets.
To go to the bathroom/restroom.
It should be Rico's.
It should be: buildings'
There is no apostrophe in that sentence. It would be in: The scouts' tents.
It should be Mother's Day.
An apostrophe should be used with "it's" to indicate a contraction of "it is" or "it has." For example, "It's time to go" is short for "It is time to go."
If you are looking to get Nike Air Max 2012 for your fitness, I say You should go to a Nike Shoe Store, or go to a clothing store to find these in the mens shoe area.
"Companies" is the plural "company" and doesn't require an apostrophe unless you are using a plural possessive. With the plural possessive, the apostrophe should appear at the end of the word after the 's'.
There is no need for any
The apostrophe in "women's" should go between the "n" and the "s," making it possessive. So it becomes "women's."