1. u.s. energy consumption declined in 2012 for the fourth time in the last five years—even as economic recovery began to take hold.

How would the previous sentence be correctly capitalized?
Answer: 1. U.S. energy consumption declined in 2012 for the fourth time in the last five years—even as economic recovery began to take hold.
"we provide businesses with an email system that will allow them to send messages in a foreign customer's language, as well as receiving the reply in their own lingo," mr. scanlan said.

How would the previous sentence be correctly capitalized?
Answer: "We provide businesses with an email system that will allow them to send messages in a foreign customer's language, as well as receiving the reply in their own lingo," Mr. Scanlan said.
although it isn’t deal-breakingly bad, stopping music manually is indeed an annoying thing you have to do manually when one would expect windows to smartly mute it when it sees you play another video or audio which obviously has greater priority.

How would the previous sentence be correctly capitalized?
Answer: Although it isn’t deal-breakingly bad, stopping music manually is indeed an annoying thing you have to do manually when one would expect Windows to smartly mute it when it sees you play another video or audio which obviously has greater priority.
30:2 thus speaks yahweh, the god of israel, saying, write all the words that i have spoken to you in a book.

How would the previous sentence be correctly capitalized?

Answer: 30:2 Thus speaks Yahweh, the God of Israel, saying, Write all the words that I have spoken to you in a book.