1. Use a hyphen to join a compound expression used as a single modifier before a noun. Omit hyphen when the first word of a compound is an adverb ending only.
- The unusually talented dancer will perform in the cultural arts center.
- The nationally acclaimed magazine is published weekly.
- The well-read teacher is willing to spend time consulting with students.

2. Use a hyphen to join a compound expression used as a single modifier before a noun. Omit the hyphen when a modifier comes after the noun.
- Our up-to-date textbook is at the bookstore.
- Our vacation has been well earned.
- This book deals with problem solving.

3. Use a hyphen in some compound words in which the hyphen is considered part of the accepted spelling, such as self-control and sister-in-law.
- My sister-in-law is 10 years older than I.
- The self-evaluation is considered part of each employee's responsibilities.
- His ex-partner is now president-elect of a leading professional organization.
4. Use a hyphen to divide words at the end of the line.
- The advertisement states that electrical power failures will not occur.
- Include in the resume your name, address, phone number, and achievements.
- Karen Davis, our chief operator, was transferred earlier in the year to Atlanta.