You always want to begin a new sentence with capitalization
He never used capitalization when beginning a new sentence.
When using a proper noun, or begining a sentence
The word "its" is the possessive of the word "it," and "it's" is a contraction of "it is." The capitalization of the "I" simply depends on its location in a sentence.
Using capitalization on every word in a sentence is incorrect to do.Proper capitalization of certain words aids reading comprehension.Capitalization is not needed on every word of a book title.
Capitalization
You must remember your capitalization on your pronouns.Please check thoroughly for capitalization and punctuation.Market capitalization is how you measure the size of a company.
Not unless it qualifies for capitalization for some extrinsic reason such as being the first word of a sentence.
It depends on where you use it. If it is at the beginning of a sentence, then yes. If not, don't. (there are a few exceptions.)
No, senior citizens does not require capitalization, unless senior is the first word in a sentence.
The correct capitalization is:The closest star to the Earth after the Sun is the Alpha Centauri.Earth and Sun are specific bodies and formal nouns as used in this sentence. And the first word in the sentence is always capitalized.
I am appalled at how many questions are answered with poor grammar, spelling, and lack of capitalization.
this sentence would read, "Rewrite this sentence using correct capitalization holidays in November" hope that helps