Yes, you would capitalize Twitter, since it is a proper noun. All proper nouns are capitalized.
Yeah, it probably should, but I guess the founder decided not to capitalize it.
I would capitalize all of them. Catch Me If You Can.
You would capitalize that word however you use it.
No, because its a continent but you would capitalize central america
In normal use, you would not capitalize it. It there are specific instances when it is used as a title that it would be correct to capitalize it. The Catholic Missionary Church was located in Nairobi.
Only if animal is proper noun. For instance, you would capitalize Chris Carter's nickname Animal and you would capitalize Animal from The Muppet Show. You wouldn't capitalize stuffed animal, it's not a proper noun.
no
No
You would capitalize Baltimore by making the first letter of the word uppercase - "Baltimore."
You would not capitalize it. cotton gin
You would capitalize it only if you are referring to a specific community college.
You would capitalize it if it's part of a name. "We stopped at the inn" would not be capitalized, but "We stopped at Comfort Inn" would.