1. use a capital letter for the personal pronoun `i`:

　　what can i say?

　　2. use a capital letter to begin a sentence or to begin speech:

　　the man arrived. he sat down.

　　suddenly mary asked, "do you love me?"

　　3. use capital letters for many abbreviations and acronyms:

　　g.m.t. or gmt (greenwich mean time)

　　n.a.t.o. or nato or nato (north atlantic treaty organization)

　　4. use a capital letter for days of the week, months of the year, holidays:

　　monday, tuesday

　　january, february

　　christmas

　　armistice day

　　5. use a capital letter for countries, languages & nationalities, religions:

　　china, france

　　japanese, english

　　christianity, buddhism

　　6. use a capital letter for people`s names and titles:

　　anthony, ram, william shakespeare

　　professor jones, dr smith

　　captain kirk, king henry viii

　　7. use a capital letter for trade-marks and names of companies and other organizations:

　　pepsi cola, walkman

　　microsoft corporation, toyota

　　the united nations, the red cross

　　8. use a capital letter for places and monuments:

　　london, paris, the latin quarter

　　the eiffel tower, st paul`s cathedral

　　buckingham palace, the white house

　　oxford street, fifth avenue

　　jupiter, mars, syrius

　　asia, the middle east, the north pole

　　9. use a capital letter for names of vehicles like ships, trains and spacecraft:

　　the titanic

　　the orient express, the flying scotsman

　　challenger 2, the enterprise

　　10. use a capital letter for titles of books, poems, songs, plays, films etc:

　　war and peace

　　if, futility

　　like a virgin

　　the taming of the shrew

　　the lion king, gone with the wind

　　11. use capitals letters (sometimes!) for headings, titles of articles, books etc, and newspaper headlines:

　　how to win at poker

　　chapter 2: clinton`s early life

　　life found on mars!

　　man bites dog