By Apostrophes, Possessives

As whl626 said, no apostrophe after "its" since it is already in possessive form.

When there is an apostrophe (it's) it is a contraction similar to I'm, He's she's etc. To easily remember which to use, think of the contractions mentioned. The other one (its) is a possessive.

Shouldn't it be "in two years' time"? As in "in two years' worth of time"? One of those random possessives that don't seem to make sense but exist anyway?

then there is the surname James. if Mr. and Mrs. James James (or Robert James, if you prefer) invited people to their home, the invited guests could say, "we are headed over to the Jameses for cocktails." (here it is a plural, not a possessive!)

Since you requested an explanation, I'll oblige, since it is three in the morning and I am bored. Since you are talking about more than one photo, you must make "photo" plural; but (as Maj has shown) you must do so by adding an s, not by adding an apostrophe and an s. "Photos" means "more than...

It's possible but it has a different meaning. It's = IT IS (a contraction) Its = a possessive adjective.....used to show possession. My dog is black. It's very big and eats cats. here "It's" is a shortened form of IT IS My dog eats its food very quickly. here "its"...

Can you please tell me the name for two nouns joined by 'and' that take the possessive apostrophe after the second noun only (e.g. 'Tom and Jerry' as in 'Tom and Jerry's antics')? Could you also tell me the name (if different) for similarly structured nouns that take singular rather than plural...