Always capitalize the first word of any new sentence.
Example: Not everyone knows these simple rules of capitalization.
Explanation: "Not" is capitalized because it is the first word of the sentence.
Capitalizing Abbreviations Connected to Names
Capitalize abbreviations that are connected to someone’s name.
Example: From a jail cell in Birmingham, Alabama, Dr. Martin Luther King Jr. wrote an insightful letter to a group of clergymen who had questioned his involvement in local Civil Rights affairs.
Explanation:
"Birmingham" and "Alabama" are capitalized because they are specific locations.
"Dr." and "Jr." are capitalized because they are connected to someone’s name.
"Civil Rights" is capitalized because it is the name of a specific movement.
Capitalizing Acronyms and Initializations
Capitalize acronyms and initializations.
Example: Most students are very concerned about their GPAs, especially as they close in on their junior year.
Explanation: "GPA" is capitalized because it is an acronym for "grade point average."
Capitalizing Proper Nouns
Capitalize proper nouns, including specific names, titles, groups, languages, technological terms, and religious terms.
Example: I would be happy to drive to Dallas from Austin to see a concert at the American Airlines Center.
Explanation: "Dallas" and "Austin" are capitalized because they are named cities, and "American Airlines Center" is capitalized because it is a specifically named arena.
Example: I have often heard that French and German are easier to learn than English.
Explanation: "French," "German," and "English" are capitalized because they are languages.
Example: There are DVDs you can rent or purchase that will distinguish for you the differences between and among the deities of varying religions, from Christianity, to Buddhism, to Hinduism.
Explanation: "DVDs" is capitalized because it is a tech term, and "Christianity," "Buddhism," and "Hinduism" are capitalized because they are religious terms.