Below is a guide on the category of items to be capitalized.
- Brand names.
- Companies.
- Days of the week and months of the year.
- Historical episodes and eras: the Inquisition, the American Revolutionary War, the Great Depression.
- Holidays.
- Institutions: Oxford College, the Juilliard School of Music
- Man made structures: the Empire State Building, the Eiffel Tower, the Titanic
- Man made territories: Berlin, Montana, Cook County.
- Natural and man made landmarks: Mount Everest, the Hoover Dam.
- Nicknames and epithets: Andrew "Old Hickory" Jackson; Babe Ruth, the Sultan of Swat.
- Organizations: American Center for Law and Justice, Norwegian Ministry of the Environment.
- Planets: Mercury, Venus, Mars, Jupiter, Saturn, Uranus, Neptune, but policies vary on capitalizing earth, and it is usually not capitalized unless it is being discussed specifically as a planet: We learned that Earth travels through space at 66,700 miles per hour.
- Races, nationalities, and tribes: Eskimo, Navajo, East Indian, Caucasian, African American.
- Religions and names of deities. Note: Capitalize the Bible (but biblical). Do not capitalize heaven, hell, the devil, satanic.
- Special occasions: the Olympic Games, the Cannes Film Festival.
- Streets and roads.