Addresses
Abbreviate words street, anenue, and boulevard only after numbered address
Example: 299 Cowan St.
Never abbreviate drive, highway, place, etc
Example: 123 Perfect Place
Abbreviate campass directions in numbered addresses
Example: 123 N Perfect Place
Spell out alaska and hawaii and state with five or fewer letters
Example: I live in Iowa, I live in FL
For second references, abbreviate all state names
Example: I lived in Nashville, TN